138892091520

Names of 138892091520

• Cardinal: 138892091520 can be written as One hundred thirty-eight billion, eight hundred ninety-two million, ninety-one thousand, five hundred twenty.

Scientific notation

• Scientific notation: 1.3889209152 × 10¹¹

Factors of 138892091520

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 231

Divisors of 138892091520

• Number of divisors d(n): 1536
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 13 14 15 16 19 20 21 24 26 28 30 32 35 38 39 40 42 43 48 49 52 56 57 60 64 65 70 76 78 80 84 86 91 95 96 98 104 105 112 114 120 128 129 130 133 139 140 147 152 156 160 168 172 182 190 192 195 196 208 210 215 224 228 240 245 247 258 260 266 273 278 280 285 294 301 304 312 320 336 344 364 380 384 390 392 399 416 417 420 430 448 455 456 480 490 494 516 520 532 546 556 559 560 570 588 602 608 624 637 640 645 665 672 688 695 728 735 741 760 780 784 798 817 832 834 840 860 896 903 910 912 931 960 973 980 988 1032 1040 1064 1092 1112 1118 1120 1140 1176 1204 1216 1235 1248 1274 1290 1330 1344 1365 1376 1390 1456 1470 1482 1505 1520 1560 1568 1596 1634 1664 1668 1677 1680 1720 1729 1806 1807 1820 1824 1862 1911 1920 1946 1960 1976 1995 2064 2080 2085 2107 2128 2184 2224 2236 2240 2280 2352 2408 2432 2451 2470 2496 2548 2580 2641 2660 2688 2730 2752 2780 2793 2795 2912 2919 2940 2964 3010 3040 3120 3136 3185 3192 3268 3336 3354 3360 3440 3458 3612 3614 3640 3648 3705 3724 3822 3892 3913 3920 3952 3990 4085 4128 4160 4170 4214 4256 4368 4448 4472 4480 4515 4560 4655 4704 4816 4865 4902 4940 4992 5096 5160 5187 5282 5320 5421 5460 5504 5560 5586 5590 5719 5824 5838 5880 5928 5977 6020 6080 6240 6272 6321 6370 6384 6536 6672 6708 6720 6811 6880 6916 7224 7228 7280 7296 7410 7448 7644 7784 7826 7840 7904 7923 7980 8170 8256 8320 8340 8385 8428 8512 8645 8736 8896 8944 9030 9035 9120 9310 9408 9555 9632 9730 9804 9880 10192 10320 10374 10535 10564 10621 10640 10842 10920 11120 11172 11180 11438 11648 11676 11739 11760 11856 11954 12040 12103 12160 12255 12480 12642 12649 12740 12768 13072 13205 13344 13416 13440 13622 13760 13832 13965 14448 14456 14560 14595 14820 14896 15288 15568 15652 15680 15808 15846 15960 16340 16512 16680 16770 16856 17024 17157 17290 17472 17792 17888 17931 18060 18070 18240 18487 18620 18816 19110 19264 19460 19565 19608 19760 20384 20433 20640 20748 21070 21128 21242 21280 21684 21840 22240 22344 22360 22876 23352 23478 23520 23712 23908 24080 24206 24510 24960 25284 25298 25480 25536 25935 26144 26410 26688 26832 27105 27244 27391 27520 27664 27930 28595 28896 28912 29120 29190 29640 29792 29885 30576 31136 31304 31360 31605 31616 31692 31863 31920 32680 33360 33540 33712 34055 34314 34333 34580 34944 35776 35862 36120 36140 36309 36480 36974 37240 37947 38220 38528 38920 39130 39216 39520 39615 40033 40768 40866 41280 41496 41839 42140 42256 42484 42560 43368 43680 44480 44688 44720 45752 46704 46956 47040 47424 47816 48160 48412 49020 50568 50596 50960 51072 51870 52288 52820 53105 53376 53664 54210 54488 54782 55328 55461 55860 57190 57792 57824 58240 58380 58695 59280 59584 59770 60515 61152 62272 62608 63210 63245 63384 63726 63840 65360 66720 67080 67424 68110 68628 68666 69160 71552 71724 72240 72280 72618 73948 74347 74480 75894 76440 77701 77840 78260 78432 79040 79230 80066 81536 81732 82173 82560 82992 83678 84280 84512 84968 85120 85785 86736 87360 88543 88960 89376 89440 89655 91504 92435 93408 93912 94080 94848 95632 96320 96824 98040 101136 101192 101920 102165 102999 103740 104576 105640 106210 107328 108420 108976 109564 110656 110922 111720 113563 114380 115584 115648 116760 117390 118560 119168 119540 120099 121030 122304 124544 125216 125517 126420 126490 126768 127452 127680 129409 130720 133440 134160 134848 136220 136955 137256 137332 138320 143448 144480 144560 145236 147896 148694 148960 151788 152880 155402 155680 156520 156864 158080 158460 159315 160132 163464 164346 165984 167356 168560 169024 169936 171570 171665 173472 174720 177086 178752 178880 179310 181545 183008 184870 186816 187824 189735 191264 192640 193648 196080 200165 202272 202384 203840 204330 205998 207480 209195 211280 212420 214656 216840 217952 219128 221312 221844 223041 223440 227126 228760 231296 233103 233520 234780 237120 239080 240198 240331 242060 244608 250432 251034 252840 252980 253536 254904 255360 258818 261440 265629 266880 268320 269696 272440 273910 274512 274664 276640 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76863360 76905920 80330880 80751216 82673864 82821760 83268640 83468805 85001280 87025120 88579140 89033392 91376376 92287104 93719360 94484416 95392920 99922368 100939020 101752448 103342330 104430144 107668288 109020480 111291740 112463232 114220470 115358880 118105520 121835168 124010796 124232640 124902960 127190560 130537680 133550088 134585360 140579040 141726624 142746240 144679262 149185920 152293960 152628672 153811840 155013495 161502432 165347728 166537280 166937610 170002560 174050240 177158280 178066784 182752752 187438720 188968832 190785840 199844736 201878040 206684660 208860288 215336576 217018893 218040960 222583480 228440940 230717760 236211040 243670336 248021592 248465280 249805920 254381120 261075360 267100176 269170720 281158080 283453248 289358524 304587920 305257344 310026990 323004864 330695456 333074560 333875220 348100480 354316560 356133568 361698155 365505504 381571680 403756080 413369320 434037786 445166960 456881880 461435520 472422080 487340672 496043184 499611840 508762240 522150720 534200352 538341440 562316160 566906496 578717048 609175840 620053980 646009728 661390912 667750440 708633120 712267136 723396310 731011008 763143360 807512160 826738640 868075572 890333920 913763760 944844160 992086368 999223680 1044301440 1068400704 1076682880 1085094465 1157434096 1218351680 1240107960 1322781824 1335500880 1417266240 1446792620 1462022016 1526286720 1615024320 1653477280 1736151144 1780667840 1827527520 1984172736 2136801408 2170188930 2314868192 2436703360 2480215920 2671001760 2834532480 2893585240 3230048640 3306954560 3472302288 3561335680 3655055040 3968345472 4340377860 4629736384 4960431840 5342003520 5787170480 6613909120 6944604576 7310110080 8680755720 9259472768 9920863680 10684007040 11574340960 13889209152 17361511440 19841727360 23148681920 27778418304 34723022880 46297363840 69446045760 138892091520
• Sum of all divisors σ(n): 601679232000
• Sum of proper divisors (its aliquot sum) s(n): 462787140480
• 138892091520 is an abundant number, because the sum of its proper divisors (462787140480) is greater than itself. Its abundance is 323895048960

Bases of 138892091520

• Binary: 10000001010110100111010010000010000000₂
• Hexadecimal: 0x20569D2080
• Base-36: 1RT0RJPC

Squares and roots of 138892091520

• 138892091520 squared (138892091520²) is 19291013086800055910400
• 138892091520 cubed (138892091520³) is 2679369155165351069448393719808000
• The square root of 138892091520 is 372682.2930057183
• The cube root of 138892091520 is 5178.7606482285

Scales and comparisons

• 138,892,091,520 seconds is equal to 4,416 years, 17 weeks, 4 days, 8 hours, 32 minutes.
• To count from 1 to 138,892,091,520 would take you about eight thousand, eight hundred thirty-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 138892091520 cubic inches would be around 431.6 feet tall.

Recreational maths with 138892091520

• 138892091520 backwards is 025190298831
• 138892091520 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138892091520's digits is 48
• More coming soon!