21529929728000

Names of 21529929728000

• Cardinal: 21529929728000 can be written as Twenty-one trillion, five hundred twenty-nine billion, nine hundred twenty-nine million, seven hundred twenty-eight thousand.

Scientific notation

• Scientific notation: 2.1529929728 × 10¹³

Factors of 21529929728000

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 429

Divisors of 21529929728000

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 125 128 160 181 200 241 250 256 320 362 400 482 500 512 640 724 800 905 964 1000 1024 1205 1280 1448 1600 1810 1928 2000 2048 2410 2560 2896 3200 3620 3856 4000 4096 4525 4820 5120 5792 6025 6400 7240 7712 8000 8192 9050 9640 10240 11584 12050 12800 14480 15424 16000 16384 18100 19280 20480 22625 23168 24100 25600 28960 30125 30848 32000 36200 38560 40960 43621 45250 46336 48200 51200 57920 58081 60250 61696 64000 72400 77120 81920 87242 90500 92672 96400 102400 115840 116162 120500 123392 128000 144800 154240 174484 181000 185344 192800 204800 218105 231680 232324 241000 246784 256000 289600 290405 308480 348968 362000 370688 385600 409600 436210 463360 464648 482000 493568 512000 579200 580810 616960 697936 724000 741376 771200 872420 926720 929296 964000 987136 1024000 1090525 1158400 1161620 1233920 1395872 1448000 1452025 1482752 1542400 1744840 1853440 1858592 1928000 1974272 2048000 2181050 2316800 2323240 2467840 2791744 2896000 2904050 2965504 3084800 3489680 3706880 3717184 3856000 3948544 4362100 4633600 4646480 4935680 5452625 5583488 5792000 5808100 6169600 6979360 7260125 7413760 7434368 7712000 8724200 9267200 9292960 9871360 10512661 10905250 11166976 11584000 11616200 12339200 13958720 14520250 14827520 14868736 15424000 17448400 18534400 18585920 19742720 21025322 21810500 22333952 23168000 23232400 24678400 27917440 29040500 29737472 30848000 34896800 37068800 37171840 42050644 43621000 44667904 46336000 46464800 49356800 52563305 55834880 58081000 59474944 61696000 69793600 74137600 74343680 84101288 87242000 89335808 92672000 92929600 98713600 105126610 111669760 116162000 118949888 123392000 139587200 148687360 168202576 174484000 178671616 185344000 185859200 210253220 223339520 232324000 237899776 246784000 262816525 279174400 297374720 336405152 348968000 357343232 370688000 371718400 420506440 446679040 464648000 475799552 493568000 525633050 558348800 594749440 672810304 697936000 714686464 743436800 841012880 893358080 929296000 951599104 1051266100 1116697600 1189498880 1314082625 1345620608 1395872000 1486873600 1682025760 1786716160 1858592000 2102532200 2233395200 2378997760 2628165250 2691241216 2791744000 2973747200 3364051520 3573432320 3717184000 4205064400 4466790400 4757995520 5256330500 5382482432 5583488000 5947494400 6728103040 7434368000 8410128800 8933580800 10512661000 10764964864 11166976000 11894988800 13456206080 14868736000 16820257600 17867161600 21025322000 21529929728 22333952000 23789977600 26912412160 29737472000 33640515200 42050644000 43059859456 44667904000 53824824320 59474944000 67281030400 84101288000 86119718912 89335808000 107649648640 118949888000 134562060800 168202576000 172239437824 215299297280 269124121600 336405152000 430598594560 538248243200 672810304000 861197189120 1076496486400 1345620608000 2152992972800 2691241216000 4305985945600 5382482432000 10764964864000 21529929728000
• Sum of all divisors σ(n): 54259092086472
• Sum of proper divisors (its aliquot sum) s(n): 32729162358472
• 21529929728000 is an abundant number, because the sum of its proper divisors (32729162358472) is greater than itself. Its abundance is 11199232630472

Bases of 21529929728000

• Binary: 100111001010011010011110100000100000000000000₂
• Hexadecimal: 0x1394D3D04000
• Base-36: 7MQPO9URK

Squares and roots of 21529929728000

• 21529929728000 squared (21529929728000²) is 463537874092618153984000000
• 21529929728000 cubed (21529929728000³) is 9979937855480580618812603236352000000000
• The square root of 21529929728000 is 4640035.5308984435
• The cube root of 21529929728000 is 27819.3858056887

Scales and comparisons

• 21,529,929,728,000 seconds is equal to 684,585 years, 8 weeks, 5 days, 11 hours, 33 minutes, 20 seconds.
• To count from 1 to 21,529,929,728,000 would take you about one million, seven hundred eleven thousand, four hundred sixty-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 21529929728000 cubic inches would be around 2318.3 feet tall.

Recreational maths with 21529929728000

• 21529929728000 backwards is 00082792992512
• The number of decimal digits it has is: 14
• The sum of 21529929728000's digits is 56
• More coming soon!