12145366789920

Names of 12145366789920

• Cardinal: 12145366789920 can be written as Twelve trillion, one hundred forty-five billion, three hundred sixty-six million, seven hundred eighty-nine thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.214536678992 × 10¹³

Factors of 12145366789920

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 151770

Divisors of 12145366789920

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 13 14 15 16 18 20 21 24 26 28 30 32 35 36 39 40 42 45 47 48 52 56 60 63 65 70 72 78 80 84 90 91 94 96 104 105 112 117 120 126 130 140 141 144 156 160 168 169 180 182 188 195 208 210 224 234 235 240 252 260 273 280 282 288 312 315 329 336 338 360 364 376 390 416 420 423 455 468 470 480 504 507 520 546 560 564 585 611 624 630 658 672 676 705 720 728 752 780 819 840 845 846 910 936 940 987 1008 1014 1040 1092 1120 1128 1170 1183 1222 1248 1260 1316 1352 1365 1410 1440 1456 1504 1521 1560 1638 1645 1680 1690 1692 1820 1833 1872 1880 1974 2016 2028 2080 2115 2184 2256 2340 2366 2444 2520 2535 2632 2704 2730 2820 2912 2961 3042 3055 3120 3276 3290 3360 3380 3384 3549 3640 3666 3744 3760 3948 4056 4095 4230 4277 4368 4512 4680 4732 4888 4935 5040 5070 5264 5408 5460 5499 5640 5915 5922 6084 6110 6240 6552 6580 6760 6768 7098 7280 7332 7520 7605 7896 7943 8112 8190 8460 8554 8736 9165 9360 9464 9776 9870 10080 10140 10528 10647 10920 10998 11280 11830 11844 12168 12220 12831 13104 13160 13520 13536 14196 14560 14664 14805 15210 15792 15886 16224 16380 16920 17108 17745 18330 18720 18928 19552 19740 20280 21294 21385 21840 21996 22560 23660 23688 23829 24336 24440 25662 26208 26320 27040 27495 28392 29328 29610 30420 31584 31772 32760 33840 34216 35490 36660 37856 38493 39480 39715 40560 42588 42770 43680 43992 47320 47376 47658 48672 48880 51324 52640 53235 54990 55601 56784 58656 59220 60840 63544 64155 65520 67680 68432 70980 71487 73320 76986 78960 79430 81120 85176 85540 87984 94640 94752 95316 97760 102648 106470 109980 111202 113568 118440 119145 121680 127088 128310 131040 136864 141960 142974 146640 151693 153972 157920 158860 166803 170352 171080 175968 189280 190632 192465 205296 212940 219960 222404 236880 238290 243360 254176 256620 278005 283920 285948 293280 303386 307944 317720 333606 340704 342160 357435 381264 384930 410592 425880 439920 444808 455079 473760 476580 500409 513240 556010 567840 571896 606772 615888 635440 667212 684320 714870 758465 762528 769860 834015 851760 879840 889616 910158 953160 1000818 1026480 1061851 1112020 1143792 1213544 1231776 1270880 1334424 1365237 1429740 1516930 1539720 1668030 1703520 1779232 1820316 1906320 1972009 2001636 2052960 2123702 2224040 2275395 2287584 2427088 2502045 2668848 2730474 2859480 3033860 3079440 3185553 3336060 3640632 3812640 3944018 4003272 4247404 4448080 4550790 4854176 5004090 5309255 5337696 5460948 5718960 5916027 6067720 6158880 6371106 6672120 6826185 7129571 7281264 7888036 8006544 8494808 8896160 9101580 9556659 9860045 10008180 10618510 10921896 11437920 11832054 12135440 12742212 13344240 13652370 13804063 14259142 14562528 15776072 15927765 16013088 16989616 17748081 18203160 19113318 19720090 20016360 21237020 21388713 21843792 23664108 24270880 25484424 25636117 26688480 27304740 27608126 28518284 29580135 31552144 31855530 33979232 35496162 35647855 36406320 38226636 39440180 40032720 41412189 42474040 42777426 43687584 47328216 47783295 49906997 50968848 51272234 54609480 55216252 57036568 59160270 63104288 63711060 64166139 69020315 70992324 71295710 72812640 76453272 76908351 78880360 80065440 82824378 84948080 85554852 88740405 92684423 94656432 95566590 99813994 101937696 102544468 106943565 109218960 110432504 114073136 118320540 124236567 127422120 128180585 128332278 138040630 141984648 142591420 149720991 152906544 153816702 157760720 165648756 169896160 171109704 177480810 179452819 185368846 189312864 191133180 199627988 205088936 207060945 213887130 218437920 220865008 228146272 230725053 236641080 248473134 249534985 254844240 256361170 256664556 276081260 278053269 283969296 285182840 299441982 305813088 307633404 315521440 320830695 331297512 342219408 354961620 358905638 370737692 382266360 384541755 399255976 410177872 414121890 427774260 441730016 449162973 461450106 463422115 473282160 496946268 499069970 509688480 512722340 513329112 538358457 552162520 556106538 567938592 570365680 598883964 615266808 621182835 641661390 648790961 662595024 684438816 709923240 717811276 741475384 748604955 764532720 769083510 798511952 820355744 828243780 834159807 855548520 897264095 898325946 922900212 926844230 946564320 993892536 998139940 1025444680 1026658224 1076716914 1104325040 1112213076 1140731360 1153625265 1197767928 1204897499 1230533616 1242365670 1283322780 1297581922 1325190048 1390266345 1419846480 1435622552 1482950768 1497209910 1529065440 1538167020 1597023904 1615075371 1656487560 1668319614 1711097040 1794528190 1796651892 1845800424 1853688460 1946372883 1987785072 1996279880 2050889360 2053316448 2153433828 2208650080 2224426152 2245814865 2307250530 2395535856 2409794998 2461067232 2484731340 2566645560 2595163844 2691792285 2780532690 2839692960 2871245104 2965901536 2994419820 3076334040 3230150742 3243954805 3312975120 3336639228 3422194080 3589056380 3593303784 3614692497 3691600848 3707376920 3892745766 3975570144 3992559760 4101778720 4170799035 4306867656 4448852304 4491629730 4614501060 4791071712 4819589996 4969462680 5133291120 5190327688 5383584570 5561065380 5742490208 5839118649 5988839640 6024487495 6152668080 6460301484 6487909610 6625950240 6673278456 7178112760 7186607568 7229384994 7383201696 7414753840 7785491532 7985119520 8075376855 8341598070 8434282493 8613735312 8897704608 8983259460 9229002120 9639179992 9731864415 9938925360 10266582240 10380655376 10767169140 10844077491 11122130760 11678237298 11977679280 12048974990 12305336160 12920602968 12975819220 13346556912 14356225520 14373215136 14458769988 14829507680 15570983064 16150753710 16683196140 16868564986 17227470624 17966518920 18073462485 18458004240 19278359984 19463728830 19877850720 20761310752 21534338280 21688154982 22244261520 23356474596 23955358560 24097949980 25302847479 25841205936 25951638440 26693113824 28712451040 28917539976 29195593245 31141966128 32301507420 33366392280 33737129972 35933037840 36146924970 36916008480 38556719968 38927457660 42171412465 43068676560 43376309964 44488523040 46712949192 48195899960 50605694958 51682411872 51903276880 54220387455 57835079952 58391186490 62283932256 64603014840 66732784560 67474259944 71866075680 72293849940 75908542437 77854915320 84342824930 86137353120 86752619928 93425898384 96391799920 101211389916 103806553760 108440774910 115670159904 116782372980 126514237395 129206029680 133465569120 134948519888 144587699880 151817084874 155709830640 168685649860 173505239856 186851796768 192783599840 202422779832 216881549820 233564745960 253028474790 258412059360 269897039776 289175399760 303634169748 311419661280 337371299720 347010479712 379542712185 404845559664 433763099640 467129491920 506056949580 578350799520 607268339496 674742599440 759085424370 809691119328 867526199280 934258983840 1012113899160 1214536678992 1349485198880 1518170848740 1735052398560 2024227798320 2429073357984 3036341697480 4048455596640 6072683394960 12145366789920
• Sum of all divisors σ(n): 52382457533952
• Sum of proper divisors (its aliquot sum) s(n): 40237090744032
• 12145366789920 is an abundant number, because the sum of its proper divisors (40237090744032) is greater than itself. Its abundance is 28091723954112

Bases of 12145366789920

• Binary: 10110000101111010000010001011110111100100000₂
• Hexadecimal: 0xB0BD045EF20
• Base-36: 4AZI5SW80

Squares and roots of 12145366789920

• 12145366789920 squared (12145366789920²) is 147509934461691645413606400
• 12145366789920 cubed (12145366789920³) is 1791562259194305442669935653058367488000
• The square root of 12145366789920 is 3485020.3428272839
• The cube root of 12145366789920 is 22986.3604006233

Scales and comparisons

• 12,145,366,789,920 seconds is equal to 386,185 years, 4 weeks, 6 days, 21 hours, 12 minutes.
• To count from 1 to 12,145,366,789,920 would take you about nine hundred sixty-five thousand, four hundred sixty-two 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 12145366789920 cubic inches would be around 1915.5 feet tall.

Recreational maths with 12145366789920

• 12145366789920 backwards is 02998766354121
• 12145366789920 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 12145366789920's digits is 63
• More coming soon!