21009678041088

Names of 21009678041088

• Cardinal: 21009678041088 can be written as Twenty-one trillion, nine billion, six hundred seventy-eight million, forty-one thousand and eighty-eight.

Scientific notation

• Scientific notation: 2.1009678041088 × 10¹³

Factors of 21009678041088

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 23
• Sum of prime factors: 10468

Divisors of 21009678041088

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 23 24 27 32 33 36 44 46 48 54 64 66 69 72 81 88 92 96 99 108 128 132 138 144 162 176 184 192 198 207 216 243 253 256 264 276 288 297 324 352 368 384 396 414 432 486 506 512 528 552 576 594 621 648 704 736 759 768 792 828 864 891 972 1012 1024 1056 1104 1152 1188 1242 1296 1408 1472 1518 1536 1584 1656 1728 1782 1863 1944 2024 2048 2112 2208 2277 2304 2376 2484 2592 2673 2816 2944 3036 3072 3168 3312 3456 3564 3726 3888 4048 4096 4224 4416 4554 4608 4752 4968 5184 5346 5589 5632 5888 6072 6144 6336 6624 6831 6912 7128 7452 7776 8096 8192 8448 8832 9108 9216 9504 9936 10368 10429 10692 11178 11264 11776 12144 12288 12672 13248 13662 13824 14256 14904 15552 16192 16384 16896 17664 18216 18432 19008 19872 20493 20736 20858 21384 22356 22528 23552 24288 24576 25344 26496 27324 27648 28512 29808 31104 31287 32384 32768 33792 35328 36432 36864 38016 39744 40986 41472 41716 42768 44712 45056 47104 48576 49152 50688 52992 54648 55296 57024 59616 61479 62208 62574 64768 67584 70656 72864 73728 76032 79488 81972 82944 83432 85536 89424 90112 93861 94208 97152 98304 101376 105984 109296 110592 114048 114719 119232 122958 124416 125148 129536 135168 141312 145728 147456 152064 158976 163944 165888 166864 171072 178848 180224 187722 188416 194304 202752 211968 218592 221184 228096 229438 238464 239867 245916 248832 250296 259072 270336 281583 282624 291456 294912 304128 317952 327888 331776 333728 342144 344157 357696 360448 375444 376832 388608 405504 423936 437184 442368 456192 458876 476928 479734 491832 497664 500592 518144 540672 563166 565248 582912 608256 635904 655776 663552 667456 684288 688314 715392 719601 750888 753664 777216 811008 844749 847872 874368 884736 912384 917752 953856 959468 983664 995328 1001184 1032471 1036288 1081344 1126332 1130496 1165824 1216512 1271808 1311552 1327104 1334912 1368576 1376628 1430784 1439202 1501776 1554432 1622016 1689498 1695744 1748736 1824768 1835504 1907712 1918936 1967328 1990656 2002368 2064942 2072576 2158803 2252664 2260992 2331648 2433024 2534247 2543616 2623104 2638537 2654208 2669824 2737152 2753256 2861568 2878404 3003552 3097413 3108864 3244032 3378996 3391488 3497472 3649536 3671008 3815424 3837872 3934656 3981312 4004736 4129884 4145152 4317606 4505328 4663296 4866048 5068494 5087232 5246208 5277074 5339648 5474304 5506512 5723136 5756808 6007104 6194826 6217728 6476409 6757992 6782976 6994944 7299072 7342016 7630848 7675744 7869312 7915611 7962624 8009472 8259768 8290304 8635212 9010656 9292239 9326592 9732096 10136988 10174464 10492416 10554148 10679296 10948608 11013024 11446272 11513616 12014208 12389652 12435456 12952818 13515984 13989888 14598144 14684032 15261696 15351488 15738624 15831222 16018944 16519536 17270424 18021312 18584478 18653184 19429227 20273976 20348928 20984832 21108296 21358592 21897216 22026048 22892544 23027232 23746833 24028416 24779304 24870912 25905636 27031968 27876717 27979776 29196288 29368064 30523392 30702976 31477248 31662444 32037888 33039072 34540848 36042624 37168956 37306368 38858454 40547952 41969664 42216592 42717184 43794432 44052096 45785088 46054464 47493666 48056832 49558608 51811272 54063936 55753434 55959552 58287681 58736128 61046784 61405952 62954496 63324888 64075776 66078144 69081696 71240499 72085248 74337912 74612736 77716908 81095904 83939328 84433184 85434368 87588864 88104192 91570176 92108928 94987332 96113664 99117216 103622544 108127872 111506868 111919104 116575362 117472256 122811904 125908992 126649776 128151552 132156288 138163392 142480998 144170496 148675824 155433816 162191808 167878656 168866368 170868736 176208384 183140352 184217856 189974664 192227328 198234432 207245088 213721497 216255744 223013736 223838208 233150724 234944512 245623808 251817984 253299552 256303104 264312576 276326784 284961996 288340992 297351648 310867632 324383616 335757312 337732736 341737472 352416768 368435712 379949328 384454656 396468864 414490176 427442994 432511488 446027472 466301448 469889024 491247616 503635968 506599104 512606208 528625152 552653568 569923992 576681984 594703296 621735264 641164491 648767232 671514624 675465472 704833536 736871424 759898656 768909312 792937728 828980352 854885988 865022976 892054944 932602896 939778048 982495232 1007271936 1013198208 1025212416 1057250304 1105307136 1139847984 1153363968 1189406592 1243470528 1282328982 1297534464 1350930944 1409667072 1473742848 1519797312 1537818624 1585875456 1657960704 1709771976 1730045952 1784109888 1865205792 1879556096 1964990464 2014543872 2026396416 2114500608 2210614272 2279695968 2306727936 2378813184 2486941056 2564657964 2595068928 2701861888 2819334144 2947485696 3039594624 3075637248 3171750912 3315921408 3419543952 3460091904 3568219776 3730411584 3759112192 3929980928 4052792832 4229001216 4421228544 4559391936 4613455872 4757626368 4973882112 5129315928 5190137856 5403723776 5638668288 5894971392 6079189248 6343501824 6631842816 6839087904 6920183808 7136439552 7460823168 7859961856 8105585664 8458002432 8842457088 9118783872 9226911744 9515252736 9947764224 10258631856 10380275712 10807447552 11277336576 11789942784 12158378496 12687003648 13263685632 13678175808 13840367616 14272879104 14921646336 16211171328 16916004864 17684914176 18237567744 19030505472 19895528448 20517263712 20760551424 21614895104 23579885568 24316756992 25374007296 26527371264 27356351616 27680735232 28545758208 29843292672 32422342656 33832009728 35369828352 36475135488 38061010944 39791056896 41034527424 41521102848 43229790208 48633513984 50748014592 53054742528 54712703232 57091516416 59686585344 64844685312 70739656704 72950270976 76122021888 79582113792 82069054848 83042205696 86459580416 97267027968 101496029184 106109485056 109425406464 114183032832 119373170688 129689370624 145900541952 152244043776 159164227584 164138109696 194534055936 212218970112 218850812928 228366065664 238746341376 259378741248 291801083904 304488087552 318328455168 328276219392 389068111872 437701625856 456732131328 477492682752 583602167808 636656910336 656552438784 778136223744 875403251712 913464262656 954985365504 1167204335616 1313104877568 1750806503424 1909970731008 2334408671232 2626209755136 3501613006848 5252419510272 7003226013696 10504839020544 21009678041088
• Sum of all divisors σ(n): 71655822201600
• Sum of proper divisors (its aliquot sum) s(n): 50646144160512
• 21009678041088 is an abundant number, because the sum of its proper divisors (50646144160512) is greater than itself. Its abundance is 29636466119424

Bases of 21009678041088

• Binary: 100110001101110110010011001011000000000000000₂
• Hexadecimal: 0x131BB2658000
• Base-36: 7G3PNUO00

Squares and roots of 21009678041088

• 21009678041088 squared (21009678041088²) is 441406571390175301016223744
• 21009678041088 cubed (21009678041088³) is 9273809950128108643183456405549033193472
• The square root of 21009678041088 is 4583631.5341754947
• The cube root of 21009678041088 is 27593.4793639369

Scales and comparisons

• 21,009,678,041,088 seconds is equal to 668,042 years, 40 weeks, 1 day, 22 hours, 4 minutes, 48 seconds.
• To count from 1 to 21,009,678,041,088 would take you about one million, six hundred seventy thousand, one hundred six 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 21009678041088 cubic inches would be around 2299.5 feet tall.

Recreational maths with 21009678041088

• 21009678041088 backwards is 88014087690012
• 21009678041088 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21009678041088's digits is 54
• More coming soon!