31980661440

Names of 31980661440

• Cardinal: 31980661440 can be written as Thirty-one billion, nine hundred eighty million, six hundred sixty-one thousand, four hundred forty.

Scientific notation

• Scientific notation: 3.198066144 × 10¹⁰

Factors of 31980661440

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 302

Divisors of 31980661440

• Number of divisors d(n): 896
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 13 14 15 16 20 21 24 26 28 30 31 32 35 39 40 42 48 49 52 56 60 62 64 65 70 78 80 84 91 93 96 98 104 105 112 120 124 130 140 147 155 156 160 168 182 186 192 195 196 208 210 217 224 240 241 245 248 260 273 280 294 310 312 320 336 343 364 372 390 392 403 416 420 434 448 455 465 480 482 490 496 520 546 560 588 620 624 637 651 672 686 723 728 735 744 780 784 806 832 840 868 910 930 960 964 980 992 1029 1040 1085 1092 1120 1176 1205 1209 1240 1248 1274 1302 1344 1365 1372 1446 1456 1470 1488 1519 1560 1568 1612 1680 1687 1715 1736 1820 1860 1911 1928 1960 1984 2015 2058 2080 2170 2184 2240 2352 2410 2418 2480 2496 2548 2604 2730 2744 2821 2892 2912 2940 2976 3038 3120 3133 3136 3185 3224 3255 3360 3374 3430 3472 3615 3640 3720 3822 3856 3920 4030 4116 4160 4340 4368 4459 4557 4704 4820 4836 4960 5061 5096 5145 5208 5460 5488 5642 5784 5824 5880 5952 6045 6076 6240 6266 6370 6448 6510 6720 6748 6860 6944 7230 7280 7440 7471 7595 7644 7712 7840 8060 8232 8435 8463 8680 8736 8918 9114 9399 9408 9555 9640 9672 9920 10122 10192 10290 10416 10633 10920 10976 11284 11568 11760 11809 12090 12152 12480 12532 12740 12896 13020 13377 13496 13720 13888 14105 14460 14560 14880 14942 15190 15288 15424 15665 15680 16120 16464 16870 16926 17360 17472 17836 18228 18798 19110 19280 19344 19747 20244 20384 20580 20832 21266 21840 21931 21952 22295 22413 22568 22785 23136 23520 23618 24180 24304 25064 25305 25480 25792 26040 26754 26992 27440 28210 28920 29120 29760 29884 30380 30576 31330 31899 32240 32928 33740 33852 34720 35427 35672 36456 37355 37596 38220 38560 38688 39494 40488 40768 41160 41664 42315 42532 43680 43862 44590 44826 45136 45570 46272 46995 47040 47236 48360 48608 50128 50610 50960 52080 52297 53165 53508 53984 54880 56420 57840 59045 59241 59768 60760 61152 62660 63798 64480 65793 65856 66885 67480 67704 69440 70854 71344 72912 74710 75192 76440 77120 77376 78988 80976 82320 82663 84630 85064 87360 87724 89180 89652 90272 91140 93990 94472 96720 97123 97216 98735 100256 101220 101920 104160 104594 106330 107016 107968 109655 109760 112065 112840 115680 118090 118482 119536 121520 122304 125320 127596 128960 131586 133770 134960 135408 138229 141708 142688 145824 149420 150384 152880 153517 156891 157976 159495 161952 164640 165326 169260 170128 175448 177135 178360 179304 180544 182280 187980 188944 193440 194246 197470 200512 202440 203840 208320 209188 212660 214032 219310 224130 225680 231360 236180 236964 239072 243040 247989 250640 255192 261485 263172 267540 269920 270816 276458 283416 285376 291369 291648 296205 298840 300768 305760 307034 313782 315952 318990 323904 328965 329280 330652 338520 340256 350896 354270 356720 358608 364560 366079 375960 377888 386880 388492 394940 404880 413315 414687 418376 425320 428064 438620 448260 451360 460551 472360 473928 478144 485615 486080 495978 501280 510384 522970 526344 535080 539840 541632 552916 566832 582738 592410 597680 601536 611520 614068 627564 631904 637980 657930 661304 677040 679861 680512 691145 701792 708540 713440 717216 729120 732158 751920 755776 767585 776984 784455 789880 809760 826630 829374 836752 850640 856128 877240 896520 902720 921102 944720 947856 971230 991956 1002560 1020768 1045940 1052688 1070160 1074619 1098237 1105832 1133664 1165476 1184820 1195360 1228136 1239945 1255128 1263808 1275960 1315860 1322608 1354080 1359722 1382290 1403584 1417080 1426880 1434432 1456845 1458240 1464316 1503840 1535170 1553968 1568910 1579760 1619520 1653260 1658748 1673504 1701280 1754480 1793040 1830395 1842204 1889440 1895712 1942460 1983912 2039583 2041536 2073435 2091880 2105376 2140320 2149238 2196474 2211664 2267328 2302755 2330952 2369640 2390720 2456272 2479890 2510256 2551920 2562553 2631720 2645216 2708160 2719444 2764580 2834160 2913690 2928632 3007680 3070340 3107936 3137820 3159520 3223857 3306520 3317496 3347008 3399305 3402560 3508960 3586080 3660790 3684408 3778880 3791424 3884920 3967824 4079166 4146870 4183760 4210752 4280640 4298476 4392948 4423328 4605510 4661904 4739280 4759027 4912544 4959780 5020512 5103840 5125106 5263440 5290432 5373095 5438888 5491185 5529160 5668320 5827380 5857264 6140680 6215872 6275640 6319040 6447714 6613040 6634992 6798610 7017920 7172160 7321580 7368816 7687659 7769840 7935648 8158332 8293740 8367520 8596952 8785896 8846656 9211020 9323808 9478560 9518054 9825088 9919560 10041024 10197915 10207680 10250212 10526880 10746190 10877776 10982370 11058320 11336640 11654760 11714528 12281360 12551280 12812765 12895428 13226080 13269984 13597220 14277081 14643160 14737632 15375318 15539680 15871296 16119285 16316664 16587480 16735040 17193904 17571792 18422040 18647616 18957120 19036108 19839120 20395830 20500424 21053760 21492380 21755552 21964740 22116640 23309520 23429056 23795135 24562720 25102560 25625530 25790856 26452160 26539968 27194440 28554162 29286320 29475264 30750636 31079360 32238570 32633328 33174960 33313189 34387808 35143584 36844080 38072216 38438295 39678240 40791660 41000848 42984760 43511104 43929480 44233280 46619040 47590270 49125440 50205120 51251060 51581712 54388880 57108324 58572640 61501272 64477140 65266656 66349920 66626378 68775616 70287168 71385405 73688160 76144432 76876590 79356480 81583320 82001696 85969520 87858960 93238080 95180540 99939567 102502120 103163424 108777760 114216648 117145280 123002544 128954280 130533312 132699840 133252756 142770810 147376320 152288864 153753180 163166640 164003392 166565945 171939040 175717920 190361080 199879134 205004240 206326848 217555520 228433296 246005088 257908560 266505512 285541620 304577728 307506360 326333280 333131890 343878080 351435840 380722160 399758268 410008480 456866592 492010176 499697835 515817120 533011024 571083240 615012720 652666560 666263780 761444320 799516536 820016960 913733184 999395670 1031634240 1066022048 1142166480 1230025440 1332527560 1522888640 1599033072 1998791340 2132044096 2284332960 2460050880 2665055120 3198066144 3997582680 4568665920 5330110240 6396132288 7995165360 10660220480 15990330720 31980661440
• Sum of all divisors σ(n): 132180787200
• Sum of proper divisors (its aliquot sum) s(n): 100200125760
• 31980661440 is an abundant number, because the sum of its proper divisors (100200125760) is greater than itself. Its abundance is 68219464320

Bases of 31980661440

• Binary: 11101110010001100100010101011000000₂
• Hexadecimal: 0x772322AC0
• Base-36: EOWGKAO

Squares and roots of 31980661440

• 31980661440 squared (31980661440²) is 1022762706139902873600
• 31980661440 cubed (31980661440³) is 32708627838518443075084713984000
• The square root of 31980661440 is 178831.3771126307
• The cube root of 31980661440 is 3174.1624323433

Scales and comparisons

• 31,980,661,440 seconds is equal to 1,016 years, 46 weeks, 13 hours, 4 minutes.
• To count from 1 to 31,980,661,440 would take you about two thousand and thirty-three 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 31980661440 cubic inches would be around 264.5 feet tall.

Recreational maths with 31980661440

• 31980661440 backwards is 04416608913
• 31980661440 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 31980661440's digits is 42
• More coming soon!