21507742909632

Names of 21507742909632

• Cardinal: 21507742909632 can be written as Twenty-one trillion, five hundred seven billion, seven hundred forty-two million, nine hundred nine thousand, six hundred thirty-two.

Scientific notation

• Scientific notation: 2.1507742909632 × 10¹³

Factors of 21507742909632

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 30705

Divisors of 21507742909632

• Number of divisors d(n): 448
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 19 21 24 28 32 38 42 48 49 56 57 64 76 84 96 98 112 114 133 147 152 168 192 196 224 228 266 294 304 336 343 392 399 448 456 532 571 588 608 672 686 784 798 912 931 1029 1064 1142 1176 1216 1344 1372 1568 1596 1713 1824 1862 2058 2128 2284 2352 2744 2793 3136 3192 3426 3648 3724 3997 4116 4256 4568 4704 5488 5586 6384 6517 6852 7448 7994 8232 8512 9136 9408 10849 10976 11172 11991 12768 13034 13704 14896 15988 16464 18272 19551 21698 21952 22344 23982 25536 26068 27408 27979 29792 30103 31976 32547 32928 36544 39102 43396 44688 47964 52136 54816 55958 59584 60206 63952 65094 65856 75943 78204 83937 86792 89376 90309 95928 104272 109632 111916 120412 127904 130188 151886 156408 167874 173584 178752 180618 191856 195853 208544 210721 223832 227829 240824 255808 260376 303772 312816 335748 347168 361236 383712 391706 417088 421442 447664 455658 481648 520752 531601 571957 587559 607544 625632 632163 671496 694336 722472 767424 783412 842884 895328 911316 963296 1041504 1063202 1143914 1175118 1215088 1251264 1264326 1342992 1444944 1475047 1566824 1594803 1685768 1715871 1790656 1822632 1926592 2083008 2126404 2287828 2350236 2430176 2528652 2685984 2889888 2950094 3133648 3189606 3371536 3431742 3645264 3721207 4003699 4252808 4425141 4575656 4700472 4860352 5057304 5371968 5779776 5900188 6267296 6379212 6743072 6863484 7290528 7442414 8007398 8505616 8850282 9151312 9400944 10114608 10325329 11163621 11800376 12011097 12534592 12758424 13486144 13726968 14581056 14884828 16014796 17011232 17188813 17700564 18302624 18801888 20229216 20650658 22327242 23600752 24022194 25516848 27453936 28025893 29769656 30975987 32029592 34022464 34377626 35401128 36605248 37603776 40458432 41301316 44654484 47201504 48044388 51033696 51566439 54907872 56051786 59539312 61951974 64059184 68755252 70802256 82602632 84077679 89308968 94403008 96088776 102067392 103132878 109815744 112103572 119078624 120321691 123903948 128118368 137510504 141604512 165205264 168155358 178617936 192177552 196181251 206265756 224207144 238157248 240643382 247807896 256236736 275021008 283209024 326587447 330410528 336310716 357235872 360965073 384355104 392362502 412531512 448414288 481286764 495615792 550042016 588543753 653174894 660821056 672621432 714471744 721930146 768710208 784725004 825063024 842251837 896828576 962573528 979762341 991231584 1100084032 1177087506 1306349788 1345242864 1443860292 1569450008 1650126048 1684503674 1793657152 1925147056 1959524682 1982463168 2286112129 2354175012 2526755511 2612699576 2690485728 2887720584 3138900016 3300252096 3369007348 3850294112 3919049364 4572224258 4708350024 5053511022 5225399152 5380971456 5775441168 5895762859 6277800032 6738014696 6858336387 7700588224 7838098728 9144448516 9416700048 10107022044 10450798304 11550882336 11791525718 12555600064 13476029392 13716672774 15676197456 16002784903 17687288577 18288897032 18833400096 20214044088 20901596608 23101764672 23583051436 26952058784 27433345548 31352394912 32005569806 35374577154 36577794064 37666800192 40428088176 47166102872 48008354709 53904117568 54866691096 62704789824 64011139612 70749154308 73155588128 80856176352 94332205744 96016709418 109733382192 112019494321 128022279224 141498308616 146311176256 161712352704 188664411488 192033418836 219466764384 224038988642 256044558448 282996617232 336058482963 377328822976 384066837672 438933528768 448077977284 512089116896 565993234464 672116965926 768133675344 896155954568 1024178233792 1131986468928 1344233931852 1536267350688 1792311909136 2688467863704 3072534701376 3584623818272 5376935727408 7169247636544 10753871454816 21507742909632
• Sum of all divisors σ(n): 69979999232000
• Sum of proper divisors (its aliquot sum) s(n): 48472256322368
• 21507742909632 is an abundant number, because the sum of its proper divisors (48472256322368) is greater than itself. Its abundance is 26964513412736

Bases of 21507742909632

• Binary: 100111000111110101001011000000100010011000000₂
• Hexadecimal: 0x138FA96044C0
• Base-36: 7MGIQTC5C

Squares and roots of 21507742909632

• 21507742909632 squared (21507742909632²) is 462583005066825569318375424
• 21507742909632 cubed (21507742909632³) is 9949116347342281168849410748745081683968
• The square root of 21507742909632 is 4637644.1120068711
• The cube root of 21507742909632 is 27809.8264649983

Scales and comparisons

• 21,507,742,909,632 seconds is equal to 683,879 years, 36 weeks, 1 day, 14 hours, 27 minutes, 12 seconds.
• To count from 1 to 21,507,742,909,632 would take you about one million, seven hundred nine thousand, six hundred ninety-nine 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 21507742909632 cubic inches would be around 2317.5 feet tall.

Recreational maths with 21507742909632

• 21507742909632 backwards is 23690924770512
• 21507742909632 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21507742909632's digits is 57
• More coming soon!