81397134000

Names of 81397134000

• Cardinal: 81397134000 can be written as Eighty-one billion, three hundred ninety-seven million, one hundred thirty-four thousand.

Scientific notation

• Scientific notation: 8.1397134 × 10¹⁰

Factors of 81397134000

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 290

Divisors of 81397134000

• Number of divisors d(n): 1440
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 13 14 15 16 18 20 21 24 25 26 28 30 31 35 36 39 40 42 45 48 49 50 52 56 60 62 63 65 70 72 75 78 80 84 90 91 93 98 100 104 105 112 117 120 124 125 126 130 140 144 147 150 155 156 168 175 180 182 186 195 196 200 208 210 217 225 229 234 240 245 248 250 252 260 273 279 280 294 300 310 312 315 325 336 350 360 364 372 375 390 392 400 403 420 434 441 450 455 458 465 468 490 496 500 504 520 525 546 558 560 585 588 600 620 624 630 637 650 651 687 700 720 728 735 744 750 775 780 784 806 819 840 868 875 882 900 910 916 930 936 975 980 1000 1008 1040 1050 1085 1092 1116 1125 1145 1170 1176 1200 1209 1225 1240 1260 1274 1300 1302 1365 1374 1395 1400 1456 1470 1488 1500 1519 1550 1560 1575 1603 1612 1625 1638 1680 1736 1750 1764 1800 1820 1832 1860 1872 1911 1950 1953 1960 2000 2015 2061 2100 2170 2184 2205 2232 2250 2275 2290 2325 2340 2352 2418 2450 2480 2520 2548 2600 2604 2625 2730 2748 2790 2800 2821 2925 2940 2977 3000 3038 3100 3120 3150 3185 3206 3224 3250 3255 3276 3435 3472 3500 3528 3600 3627 3640 3664 3675 3720 3822 3875 3900 3906 3920 4030 4095 4122 4200 4340 4368 4410 4464 4500 4550 4557 4580 4650 4680 4809 4836 4875 4900 5040 5096 5200 5208 5250 5425 5460 5496 5580 5642 5725 5733 5850 5880 5954 6000 6045 6076 6125 6200 6300 6370 6412 6448 6500 6510 6552 6825 6870 6975 7000 7056 7099 7254 7280 7350 7440 7595 7644 7750 7800 7812 7875 8015 8060 8190 8244 8400 8463 8680 8820 8931 9000 9100 9114 9160 9300 9360 9555 9618 9672 9750 9765 9800 10075 10192 10305 10416 10500 10850 10920 10992 11025 11160 11221 11284 11375 11450 11466 11625 11700 11760 11908 12090 12152 12250 12400 12600 12740 12824 13000 13020 13104 13650 13671 13740 13950 14000 14105 14198 14427 14508 14625 14700 14885 15190 15288 15500 15600 15624 15750 15925 16030 16120 16275 16380 16488 16926 17175 17360 17640 17862 18000 18135 18200 18228 18320 18375 18600 19110 19236 19344 19500 19530 19600 19747 20150 20475 20610 20839 21000 21297 21700 21840 22050 22320 22442 22568 22750 22785 22900 22932 23250 23400 23816 24045 24180 24304 24500 25200 25389 25480 25648 26000 26040 26793 27125 27300 27342 27480 27900 28210 28396 28625 28665 28854 29016 29250 29400 29770 30225 30380 30576 31000 31248 31500 31850 32060 32240 32550 32760 32976 33663 33852 34125 34350 34875 35280 35495 35724 36270 36400 36456 36750 37200 37975 38220 38472 39000 39060 39494 40075 40300 40950 41220 41678 42000 42315 42594 43400 44100 44655 44884 45136 45500 45570 45800 45864 46500 46800 47632 47775 48090 48360 48825 49000 49693 50375 50778 50960 51525 52080 53586 54250 54600 54684 54960 55125 55800 56105 56420 56792 57250 57330 57708 58032 58500 58800 59241 59540 60450 60760 62000 62517 63000 63700 63891 64120 65100 65520 67326 67704 68250 68355 68700 69750 70525 70990 71448 72135 72540 72912 73500 74425 75950 76440 76944 78000 78120 78988 79625 80150 80600 81375 81900 82440 83356 84630 85188 85875 86800 88200 89310 89768 90675 91000 91140 91600 91728 92287 93000 95550 96180 96720 97650 98000 98735 99386 100750 100989 101556 102375 103050 104195 106485 107172 108500 109200 109368 110250 111600 112210 112840 113584 113925 114500 114660 115416 117000 118482 119080 120225 120900 121520 125034 126000 126945 127400 127782 128240 130200 133965 134652 135408 136500 136710 137400 139500 141050 141980 142896 143325 144270 145080 145873 147000 148850 149079 151125 151900 152880 156240 157976 159250 160300 161200 162750 163800 164880 166712 168315 169260 170376 171750 176400 177475 177723 178620 179536 181350 182000 182280 184574 186000 187551 189875 191100 192360 195300 197470 198772 200375 201500 201978 203112 204750 206100 208390 211575 212970 214344 217000 218736 220500 223275 224420 225680 227850 229000 229320 230832 234000 236964 238160 238875 240450 241800 244125 248465 250068 253890 254800 255564 257625 260400 267930 269304 273000 273420 274800 276861 279000 280525 282100 283960 286650 288540 290160 291746 294000 296205 297700 298158 302250 303800 312585 315952 318500 319455 320600 325500 327600 333424 336630 338520 340752 341775 343500 347851 352625 354950 355446 357240 360675 362700 364560 369148 372125 375102 379750 382200 384720 390600 394940 397544 400750 403000 403956 406224 409500 412200 416780 423150 425940 428688 434000 437619 441000 446550 447237 448840 453375 455700 458000 458640 461435 473928 477750 480900 483600 488250 493675 496930 500136 504945 507780 511128 515250 520975 532425 535860 538608 546000 546840 553722 558000 561050 564200 567920 569625 573300 577080 583492 592410 595400 596316 601125 604500 607600 625170 634725 637000 638910 641200 646009 651000 669825 673260 677040 683550 687000 695702 705250 709900 710892 714480 716625 721350 725400 729365 738296 744250 745395 750204 759500 764400 781200 789880 795088 801500 806000 807912 819000 824400 830583 833560 841575 846300 851880 875238 882000 887375 888615 893100 894474 897680 906750 911400 922870 937755 947856 955500 961800 976500 987350 993860 1000272 1009890 1015560 1022256 1030500 1041950 1043553 1057875 1064850 1071720 1093680 1107444 1116375 1122100 1128400 1139250 1146600 1154160 1166984 1184820 1190800 1192632 1202250 1209000 1242325 1250340 1269450 1274000 1277820 1292018 1302000 1312857 1339650 1346520 1367100 1374000 1384305 1391404 1402625 1410500 1419800 1421784 1433250 1442700 1450800 1458730 1476592 1481025 1488500 1490790 1500408 1519000 1562925 1579760 1597275 1603000 1615824 1638000 1661166 1667120 1683150 1692600 1703760 1708875 1739255 1750476 1774750 1777230 1786200 1788948 1803375 1813500 1822800 1845740 1875510 1911000 1923600 1938027 1953000 1974700 1987720 2019780 2031120 2061000 2083900 2087106 2115750 2129700 2143440 2188095 2214888 2232750 2236185 2244200 2278500 2293200 2307175 2333968 2369640 2385264 2404500 2418000 2468375 2484650 2500680 2524725 2538900 2555640 2584036 2604875 2625714 2662125 2679300 2693040 2734200 2768610 2782808 2805250 2821000 2839600 2843568 2866500 2885400 2917460 2962050 2977000 2981580 3000816 3038000 3125850 3130659 3173625 3194550 3206000 3230045 3322332 3349125 3366300 3385200 3417750 3478510 3500952 3549500 3554460 3572400 3577896 3606750 3627000 3646825 3691480 3726975 3751020 3822000 3876054 3906000 3949400 3975440 4039560 4122000 4152915 4167800 4174212 4207875 4231500 4259400 4376190 4429776 4443075 4465500 4472370 4488400 4522063 4557000 4614350 4688775 4739280 4809000 4936750 4969300 5001360 5049450 5077800 5111280 5168072 5209750 5217765 5251428 5324250 5358600 5468400 5537220 5565616 5610500 5642000 5733000 5770800 5814081 5834920 5924100 5954000 5963160 6211625 6251700 6261318 6347250 6389100 6460090 6564285 6644664 6698250 6732600 6835500 6921525 6957020 7001904 7099000 7108920 7155792 7213500 7254000 7293650 7382960 7405125 7453950 7502040 7752108 7814625 7898800 7986375 8079120 8305830 8335600 8348424 8415750 8463000 8518800 8696275 8752380 8886150 8931000 8944740 9044126 9114000 9228700 9377550 9618000 9690135 9873500 9938600 10098900 10155600 10336144 10419500 10435530 10502856 10648500 10717200 10940475 11074440 11180925 11221000 11466000 11535875 11628162 11669840 11848200 11926320 12423250 12503400 12522636 12623625 12694500 12778200 12920180 13128570 13289328 13396500 13465200 13566189 13671000 13843050 13914040 14198000 14217840 14427000 14587300 14810250 14907900 15004080 15504216 15629250 15653295 15972750 16150225 16611660 16696848 16831500 16926000 17392550 17504760 17772300 17862000 17889480 18088252 18234125 18457400 18634875 18755100 19380270 19747000 19877200 20197800 20764575 20839000 20871060 21005712 21297000 21880950 22148880 22215375 22361850 22442000 22610315 23071750 23256324 23443875 23696400 24846500 25006800 25045272 25247250 25389000 25556400 25840360 26088825 26257140 26793000 27132378 27342000 27686100 27828080 28854000 29070405 29174600 29620500 29815800 31008432 31258500 31306590 31945500 32300450 32821425 33223320 33663000 34607625 34785100 35009520 35544600 35778960 36176504 36468250 36914800 37269750 37510200 38760540 39494000 40395600 40698567 41529150 41678000 41742120 42594000 43481375 43761900 44430750 44723700 45220630 46143500 46512648 46887750 48450675 49693000 50090544 50494500 50778000 51680720 52177650 52514280 53586000 54264756 54702375 55372200 55904625 58140810 58349200 59241000 59631600 62517000 62613180 63891000 64600900 65642850 66446640 67326000 67830945 69215250 69570200 71089200 72353008 72936500 74539500 75020400 77521080 78266475 80751125 81397134 83058300 83484240 86962750 87523800 88861500 89447400 90441260 92287000 93025296 93775500 96901350 99386000 100989000 103822875 104355300 105028560 108529512 109404750 110744400 111809250 113051575 116281620 118482000 125034000 125226360 127782000 129201800 130444125 131285700 135661890 138430500 139140400 145352025 145873000 149079000 155042160 156532950 161502250 162794268 164107125 166116600 173925500 175047600 177723000 178894800 180882520 184574000 187551000 193802700 201978000 203492835 207645750 208710600 217059024 218809500 223618500 226103150 232563240 242253375 250452720 258403600 260888250 262571400 271323780 276861000 290704050 291746000 298158000 313065900 323004500 325588536 328214250 332233200 339154725 347851000 355446000 361765040 375102000 387605400 391332375 406985670 415291500 417421200 437619000 447237000 452206300 465126480 484506750 521776500 525142800 542647560 553722000 565257875 581408100 626131800 646009000 651177072 656428500 678309450 695702000 726760125 775210800 782664750 813971340 830583000 875238000 894474000 904412600 969013500 1017464175 1043553000 1085295120 1130515750 1162816200 1252263600 1292018000 1312857000 1356618900 1453520250 1565329500 1627942680 1661166000 1695773625 1808825200 1938027000 2034928350 2087106000 2261031500 2325632400 2625714000 2713237800 2907040500 3130659000 3255885360 3391547250 3876054000 4069856700 4522063000 5087320875 5426475600 5814081000 6261318000 6783094500 8139713400 9044126000 10174641750 11628162000 13566189000 16279426800 20349283500 27132378000 40698567000 81397134000
• Sum of all divisors σ(n): 369241367040
• Sum of proper divisors (its aliquot sum) s(n): 287844233040
• 81397134000 is an abundant number, because the sum of its proper divisors (287844233040) is greater than itself. Its abundance is 206447099040

Bases of 81397134000

• Binary: 1001011110011101001011011001010110000₂
• Hexadecimal: 0x12F3A5B2B0
• Base-36: 11E5R2K0

Squares and roots of 81397134000

• 81397134000 squared (81397134000²) is 6625493423413956000000
• 81397134000 cubed (81397134000³) is 539296176001744514002104000000000
• The square root of 81397134000 is 285301.8296471301
• The cube root of 81397134000 is 4333.8083752721

Scales and comparisons

• 81,397,134,000 seconds is equal to 2,588 years, 9 weeks, 1 day, 11 hours.
• To count from 1 to 81,397,134,000 would take you about five thousand, one hundred seventy-six years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 81397134000 cubic inches would be around 361.2 feet tall.

Recreational maths with 81397134000

• 81397134000 backwards is 00043179318
• 81397134000 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 81397134000's digits is 36
• More coming soon!