21010885142040

Names of 21010885142040

• Cardinal: 21010885142040 can be written as Twenty-one trillion, ten billion, eight hundred eighty-five million, one hundred forty-two thousand and forty.

Scientific notation

• Scientific notation: 2.101088514204 × 10¹³

Factors of 21010885142040

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 8493

Divisors of 21010885142040

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 17 18 20 24 29 30 34 36 40 45 51 58 60 68 72 85 87 90 97 102 116 120 136 145 149 153 170 174 180 194 204 232 255 261 290 291 298 306 340 348 360 388 408 435 447 485 493 510 522 580 582 596 612 680 696 745 765 776 870 873 894 970 986 1020 1044 1160 1164 1192 1224 1305 1341 1455 1479 1490 1530 1649 1740 1746 1788 1940 1972 2040 2088 2235 2328 2465 2533 2610 2682 2813 2910 2958 2980 3060 3298 3480 3492 3576 3880 3944 4321 4365 4437 4470 4930 4947 5066 5220 5364 5626 5820 5916 5960 6120 6596 6705 6984 7395 7599 8191 8245 8439 8642 8730 8874 8940 9860 9894 10132 10440 10728 11252 11640 11832 12665 12963 13192 13410 14065 14453 14790 14841 15198 16382 16490 16878 17284 17460 17748 17880 19720 19788 20264 21605 22185 22504 22797 24573 24735 25317 25330 25926 26820 28130 28906 29580 29682 30396 32764 32980 33756 34568 34920 35496 37995 38889 39576 40955 42195 43210 43359 44370 45594 47821 49146 49470 50634 50660 51852 53640 56260 57812 59160 59364 60792 64815 65528 65960 67512 72265 73457 73719 74205 75990 77778 81910 84390 86420 86718 88740 91188 95642 98292 98940 101268 101320 103704 112520 113985 115624 118728 122865 126585 129630 130077 139247 143463 144530 146914 147438 148410 151980 155556 163820 168780 172840 173436 177480 182376 191284 194445 196584 197880 202536 216795 220371 227970 237539 239105 245701 245730 253170 259260 260154 278494 286926 289060 293828 294876 296820 303960 311112 327640 337560 346872 367285 368595 382568 388890 417741 419137 430389 433590 440742 455940 475078 478210 491402 491460 506340 518520 520308 556988 573852 578120 587656 589752 593640 650385 661113 696235 712617 717315 734570 737103 737190 777780 794527 835482 838274 860778 867180 881484 911880 950156 956420 982804 982920 1012680 1040616 1101855 1113976 1147704 1187695 1220459 1228505 1253223 1257411 1300770 1322226 1392470 1425234 1434630 1469140 1474206 1474380 1555560 1589054 1670964 1676548 1721556 1734360 1762968 1900312 1912840 1965608 2088705 2095685 2137851 2151945 2203710 2211309 2375390 2383581 2440918 2457010 2506446 2514822 2601540 2644452 2784940 2850468 2869260 2938280 2948412 2948760 3178108 3305565 3341928 3353096 3443112 3563085 3661377 3685515 3772233 3972635 4038163 4177410 4191370 4275702 4303890 4407420 4422618 4750780 4767162 4881836 4914020 5012892 5029644 5203080 5288904 5569880 5700936 5738520 5896824 6102295 6266115 6287055 6356216 6611130 7125329 7126170 7150743 7322754 7371030 7544466 7945270 8076326 8354820 8382740 8551404 8607780 8814840 8845236 9501560 9534324 9763672 9828040 10025784 10059288 10689255 10984131 11056545 11917905 12114489 12204590 12532230 12574110 13222260 13506959 14250658 14252340 14301486 14645508 14742060 15088932 15890540 16152652 16709640 16765480 17102808 17215560 17690472 18306885 18861165 19068648 20190815 20747803 21375987 21378510 21968262 22113090 23041283 23835810 24228978 24409180 25064460 25148220 26444520 27013918 28501316 28504680 28602972 29291016 29484120 30177864 31781080 32305304 35393311 35626645 35753715 36343467 36613770 37722330 40381630 40520877 41495606 42751974 42757020 43936524 44226180 46082566 47671620 48457956 48818360 50128920 50296440 54027836 54920655 57002632 57205944 60572445 62243409 64127961 67534795 69123849 70786622 71253290 71507430 72686934 73227540 75444660 80763260 81041754 82991212 85503948 85514040 87873048 88452360 92165132 95343240 96915912 103739015 106179933 106879935 108055672 109841310 115206415 118384523 121144890 121562631 124486818 128255922 135069590 138247698 141573244 142506580 143014860 145373868 146455080 150889320 161526520 162083508 165982424 171007896 176966555 181717335 184330264 186730227 202604385 207371547 207478030 212359866 213759870 219682620 230412830 236769046 242289780 243125262 248973636 256511844 270139180 276495396 283146488 285013160 286029720 290747736 311217045 318539799 320639805 324167016 345619245 353933110 355153569 363434670 373460454 391701811 405208770 414743094 414956060 424719732 427519740 439365240 460825660 473538092 484579560 486250524 497947272 513023688 530899665 540278360 552990792 591922615 601686287 607813155 622434090 637079598 641279610 691238490 707866220 710307138 726869340 746920908 783403622 810417540 829486188 829912120 849439464 855039480 921651320 933651135 947076184 972501048 1036857735 1061799330 1065460707 1175105433 1183845230 1203372574 1215626310 1244868180 1274159196 1282559220 1382476980 1415732440 1420614276 1453738680 1493841816 1566807244 1592698995 1620835080 1658972376 1775767845 1805058861 1867302270 1958509055 2012536891 2073715470 2123598660 2130921414 2350210866 2367690460 2406745148 2431252620 2489736360 2548318392 2565118440 2764953960 2841228552 3008431435 3133614488 3185397990 3433151167 3525316299 3551535690 3610117722 3734604540 3917018110 4025073782 4147430940 4247197320 4261842828 4700421732 4735380920 4813490296 4862505240 5327303535 5415176583 5875527165 6016862870 6037610673 6370795980 6866302334 7050632598 7103071380 7220235444 7469209080 7834036220 8050147564 8294861880 8523685656 9025294305 9400843464 10062684455 10299453501 10654607070 10830353166 11751054330 12033725740 12075221346 12741591960 13732604668 14101265196 14206142760 14440470888 15668072440 16100295128 17165755835 17626581495 18050588610 18112832019 20125368910 20598907002 21309214140 21660706332 23502108660 24067451480 24150442692 27075882915 27465209336 28202530392 30188053365 30898360503 34331511670 35253162990 36101177220 36225664038 40250737820 41197814004 42618428280 43321412664 47004217320 48300885384 51497267505 54151765830 58363569839 60376106730 61796721006 68663023340 70506325980 72202354440 72451328076 80501475640 82395628008 90564160095 102994535010 108303531660 116727139678 120752213460 123593442012 137326046680 141012651960 144902656152 154491802515 175090709517 181128320190 205989070020 216607063320 233454279356 241504426920 247186884024 291817849195 308983605030 350181419034 362256640380 411978140040 466908558712 525272128551 583635698390 617967210060 700362838068 724513280760 875453547585 1050544257102 1167271396780 1235934420120 1400725676136 1750907095170 2101088514204 2334542793560 2626360642755 3501814190340 4202177028408 5252721285510 7003628380680 10505442571020 21010885142040
• Sum of all divisors σ(n): 76082872320000
• Sum of proper divisors (its aliquot sum) s(n): 55071987177960
• 21010885142040 is an abundant number, because the sum of its proper divisors (55071987177960) is greater than itself. Its abundance is 34061102035920

Bases of 21010885142040

• Binary: 100110001101111111010010110000110011000011000₂
• Hexadecimal: 0x131BFA586618
• Base-36: 7G49MJ120

Squares and roots of 21010885142040

• 21010885142040 squared (21010885142040²) is 441457294451997230975361600
• 21010885142040 cubed (21010885142040³) is 9275408508846645944303447098756361664000
• The square root of 21010885142040 is 4583763.2074573835
• The cube root of 21010885142040 is 27594.0078105137

Scales and comparisons

• 21,010,885,142,040 seconds is equal to 668,081 years, 8 weeks, 23 hours, 54 minutes.
• To count from 1 to 21,010,885,142,040 would take you about one million, six hundred seventy thousand, two hundred 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 21010885142040 cubic inches would be around 2299.5 feet tall.

Recreational maths with 21010885142040

• 21010885142040 backwards is 04024158801012
• 21010885142040 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21010885142040's digits is 36
• More coming soon!