21214756978704

Names of 21214756978704

• Cardinal: 21214756978704 can be written as Twenty-one trillion, two hundred fourteen billion, seven hundred fifty-six million, nine hundred seventy-eight thousand, seven hundred four.

Scientific notation

• Scientific notation: 2.1214756978704 × 10¹³

Factors of 21214756978704

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1421

Divisors of 21214756978704

• Number of divisors d(n): 225
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 36 48 54 72 81 97 108 144 162 194 216 291 324 388 432 582 648 776 873 1164 1296 1319 1552 1746 2328 2619 2638 3492 3957 4656 5238 5276 6984 7857 7914 9409 10476 10552 11871 13968 15714 15828 18818 20952 21104 23742 28227 31428 31656 35613 37636 41904 47484 56454 62856 63312 71226 75272 84681 94968 106839 112908 125712 127943 142452 150544 169362 189936 213678 225816 254043 255886 284904 338724 383829 427356 451632 508086 511772 569808 677448 762129 767658 854712 1016172 1023544 1151487 1354896 1524258 1535316 1709424 1739761 2032344 2047088 2302974 3048516 3070632 3454461 3479522 4064688 4605948 5219283 6097032 6141264 6908922 6959044 9211896 10363383 10438566 12194064 12410471 13817844 13918088 15657849 18423792 20726766 20877132 24820942 27635688 27836176 31315698 37231413 41453532 41754264 46973547 49641884 55271376 62631396 74462826 82907064 83508528 93947094 99283768 111694239 125262792 140920641 148925652 165814128 168756817 187894188 198567536 223388478 250525584 281841282 297851304 335082717 337513634 375788376 446776956 506270451 563682564 595702608 670165434 675027268 751576752 893553912 1005248151 1012540902 1127365128 1340330868 1350054536 1518811353 1787107824 2010496302 2025081804 2254730256 2680661736 2700109072 3037622706 4020992604 4050163608 4556434059 5361323472 6075245412 8041985208 8100327216 9112868118 12150490824 13669302177 16083970416 16369411249 18225736236 24300981648 27338604354 32738822498 36451472472 49108233747 54677208708 65477644996 72902944944 98216467494 109354417416 130955289992 147324701241 196432934988 218708834832 261910579984 294649402482 392865869976 441974103723 589298804964 785731739952 883948207446 1178597609928 1325922311169 1767896414892 2357195219856 2651844622338 3535792829784 5303689244676 7071585659568 10607378489352 21214756978704
• Sum of all divisors σ(n): 62088266458317
• Sum of proper divisors (its aliquot sum) s(n): 40873509479613
• 21214756978704 is an abundant number, because the sum of its proper divisors (40873509479613) is greater than itself. Its abundance is 19658752500909

Bases of 21214756978704

• Binary: 100110100101101110010000011011100000000010000₂
• Hexadecimal: 0x134B720DC010
• Base-36: 7IPXAK100

Squares and roots of 21214756978704

• 21214756978704 squared (21214756978704²) is 450065913665470070309519616
• 21214756978704 cubed (21214756978704³) is 9548038982811323134969522822861782257664
• 21214756978704 is a perfect square number. Its square root is 4605948
• The cube root of 21214756978704 is 27682.9703170917

Scales and comparisons

• 21,214,756,978,704 seconds is equal to 674,563 years, 33 weeks, 5 days, 17 hours, 38 minutes, 24 seconds.
• To count from 1 to 21,214,756,978,704 would take you about one million, six hundred eighty-six thousand, four hundred 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 21214756978704 cubic inches would be around 2306.9 feet tall.

Recreational maths with 21214756978704

• 21214756978704 backwards is 40787965741212
• The number of decimal digits it has is: 14
• The sum of 21214756978704's digits is 63
• More coming soon!