21575673709128

Names of 21575673709128

• Cardinal: 21575673709128 can be written as Twenty-one trillion, five hundred seventy-five billion, six hundred seventy-three million, seven hundred nine thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 2.1575673709128 × 10¹³

Factors of 21575673709128

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 140951

Divisors of 21575673709128

• Number of divisors d(n): 672
• Complete list of divisors:
  1 2 3 4 6 7 8 9 11 12 14 18 21 22 24 27 28 31 33 36 42 44 54 56 62 63 66 72 77 81 84 88 93 99 108 121 124 126 132 154 162 168 186 189 198 216 217 231 242 243 248 252 264 279 297 308 324 341 363 372 378 396 434 462 484 486 504 558 567 594 616 648 651 682 693 726 729 744 756 792 837 847 868 891 924 968 972 1023 1089 1116 1134 1188 1302 1364 1386 1452 1458 1512 1674 1694 1701 1736 1782 1848 1944 1953 2046 2079 2178 2232 2268 2376 2387 2511 2541 2604 2673 2728 2772 2904 2916 3069 3267 3348 3388 3402 3564 3751 3906 4092 4158 4356 4536 4774 5022 5082 5103 5208 5346 5544 5832 5859 6138 6237 6534 6696 6776 6804 7128 7161 7502 7533 7623 7812 8019 8184 8316 8712 9207 9548 9801 10044 10164 10206 10692 11253 11718 12276 12474 13068 13608 14322 15004 15066 15246 15624 16038 16632 17577 18414 18711 19096 19602 20088 20328 20412 21384 21483 22506 22599 22869 23436 24552 24948 26136 26257 27621 28644 29403 30008 30132 30492 32076 33759 35154 36828 37422 39204 40824 42966 45012 45198 45738 46872 49896 52514 52731 55242 56133 57288 58806 60264 60984 64152 64449 67518 68607 70308 73656 74844 78408 78771 82863 85932 88209 90024 90396 91476 101277 105028 105462 110484 112266 117612 128898 135036 137214 140616 140897 149688 157542 158193 165726 171864 176418 180792 182952 193347 202554 205821 210056 210924 220968 224532 235224 236313 248589 257796 270072 274428 281794 303831 315084 316386 331452 352836 386694 405108 411642 421848 422691 449064 472626 497178 515592 548856 563588 580041 607662 617463 630168 632772 662904 705672 708939 773388 810216 823284 845382 911493 945252 986279 994356 1127176 1160082 1215324 1234926 1265544 1268073 1417878 1546776 1549867 1646568 1690764 1740123 1822986 1890504 1972558 1988712 2126817 2320164 2430648 2469852 2536146 2734479 2835756 2958837 3099734 3381528 3480246 3645972 3804219 3945116 4253634 4367807 4640328 4649601 4939704 5072292 5468958 5671512 5917674 6199468 6380451 6960492 7291944 7608438 7890232 8507268 8735614 8876511 9299202 10144584 10849069 10937916 11412657 11835348 12398936 12760902 13103421 13920984 13948803 15216876 17014536 17048537 17471228 17753022 18598404 19141353 21698138 21875832 22825314 23670696 25521804 26206842 26629533 27897606 30433752 30574649 32547207 34097074 34237971 34942456 35506044 37196808 38282706 39310263 41846409 43396276 45650628 48045877 51043608 51145611 52413684 53259066 55795212 61149298 65094414 68194148 68475942 71012088 76565412 78620526 79888599 83692818 86792552 91301256 91723947 96091754 97641621 102291222 102713913 104827368 106518132 111590424 117930789 119339759 122298596 125539227 130188828 136388296 136951884 144137631 153130824 153436833 157241052 159777198 167385636 183447894 192183508 195283242 204582444 205427826 213036264 235861578 238679518 239665797 244597192 251078454 260377656 273903768 275171841 288275262 292924863 306873666 314482104 319554396 334771272 336321139 353792367 358019277 366895788 376617681 384367016 390566484 409164888 410855652 432412893 460310499 471723156 477359036 479331594 502156908 528504647 550343682 576550524 585849726 613747332 639108792 672642278 707584734 716038554 718997391 733791576 753235362 781132968 821711304 825515523 864825786 878774589 920620998 943446312 954718072 958663188 1004313816 1008963417 1057009294 1061377101 1074057831 1100687364 1129853043 1153101048 1171699452 1227494664 1297238679 1345284556 1380931497 1415169468 1432077108 1437994782 1506470724 1585513941 1651031046 1729651572 1757549178 1841241996 1917326376 2017926834 2114018588 2122754202 2148115662 2201374728 2259706086 2343398904 2476546569 2594477358 2636323767 2690569112 2761862994 2830338936 2864154216 2875989564 3012941448 3026890251 3171027882 3184131303 3222173493 3302062092 3459303144 3515098356 3682483992 3699532529 3891716037 4035853668 4142794491 4228037176 4245508404 4296231324 4519412172 4756541823 4953093138 5188954716 5272647534 5523725988 5751979128 6053780502 6342055764 6368262606 6444346986 6604124184 7030196712 7399065058 7429639707 7783432074 7908971301 8071707336 8285588982 8491016808 8592462648 9038824344 9080670753 9513083646 9666520479 9906186276 10377909432 10545295068 11047451976 11098597587 11675148111 12107561004 12428383473 12684111528 12736525212 12888693972 14269625469 14798130116 14859279414 15566864148 15817942602 16571177964 18161341506 19026167292 19333040958 19812372552 21090590136 22197195174 22288919121 23350296222 24215122008 24856766946 25473050424 25777387944 27242012259 28539250938 28999561437 29596260232 29718558828 31133728296 31635885204 33142355928 33295792761 35025444333 36322683012 38052334584 38666081916 42808876407 44394390348 44577838242 46700592444 49713533892 54484024518 57078501876 57999122874 59437117656 63271770408 66591585522 70050888666 72645366024 77332163832 81726036777 85617752814 86998684311 88788780696 89155676484 93401184888 99427067784 99887378283 108968049036 114157003752 115998245748 128426629221 133183171044 140101777332 163452073554 171235505628 173997368622 178311352968 199774756566 217936098072 231996491496 245178110331 256853258442 266366342088 280203554664 299662134849 326904147108 342471011256 347994737244 385279887663 399549513132 490356220662 513706516884 599324269698 653808294216 695989474488 770559775326 799099026264 898986404547 980712441324 1027413033768 1198648539396 1541119550652 1797972809094 1961424882648 2397297078792 2696959213641 3082239101304 3595945618188 5393918427282 7191891236376 10787836854564 21575673709128
• Sum of all divisors σ(n): 78651653230080
• Sum of proper divisors (its aliquot sum) s(n): 57075979520952
• 21575673709128 is an abundant number, because the sum of its proper divisors (57075979520952) is greater than itself. Its abundance is 35500305811824

Bases of 21575673709128

• Binary: 100111001111101111010010111100000001001001000₂
• Hexadecimal: 0x139F7A5E0248
• Base-36: 7NBQ724I0

Squares and roots of 21575673709128

• 21575673709128 squared (21575673709128²) is 465509696002757189150520384
• 21575673709128 cubed (21575673709128³) is 10043685309390855918553975612948650865152
• The square root of 21575673709128 is 4644962.1859739611
• The cube root of 21575673709128 is 27839.0742003187

Scales and comparisons

• 21,575,673,709,128 seconds is equal to 686,039 years, 35 weeks, 4 days, 16 hours, 58 minutes, 48 seconds.
• To count from 1 to 21,575,673,709,128 would take you about one million, seven hundred fifteen thousand and 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 21575673709128 cubic inches would be around 2319.9 feet tall.

Recreational maths with 21575673709128

• 21575673709128 backwards is 82190737657512
• 21575673709128 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21575673709128's digits is 63
• More coming soon!