21407097421824

Names of 21407097421824

• Cardinal: 21407097421824 can be written as Twenty-one trillion, four hundred seven billion, ninety-seven million, four hundred twenty-one thousand, eight hundred twenty-four.

Scientific notation

• Scientific notation: 2.1407097421824 × 10¹³

Factors of 21407097421824

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 24
• Sum of prime factors: 1355

Divisors of 21407097421824

• Number of divisors d(n): 252
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 48 64 73 96 128 146 192 219 256 292 384 438 512 584 768 876 1024 1168 1277 1536 1752 2048 2336 2554 3072 3504 3831 4096 4672 5108 5329 6144 7008 7662 8192 9344 10216 10658 12288 14016 15324 15987 16384 18688 20432 21316 24576 28032 30648 31974 32768 37376 40864 42632 49152 56064 61296 63948 65536 74752 81728 85264 93221 98304 112128 122592 127896 131072 149504 163456 170528 186442 196608 224256 245184 255792 262144 279663 299008 326912 341056 372884 393216 448512 490368 511584 524288 559326 598016 653824 682112 745768 786432 897024 980736 1023168 1048576 1118652 1196032 1307648 1364224 1491536 1572864 1794048 1961472 2046336 2237304 2392064 2615296 2728448 2983072 3145728 3588096 3922944 4092672 4474608 4784128 5230592 5456896 5966144 6805133 7176192 7845888 8185344 8949216 9568256 10461184 10913792 11932288 13610266 14352384 15691776 16370688 17898432 19136512 20415399 20922368 21827584 23864576 27220532 28704768 31383552 32741376 35796864 38273024 40830798 41844736 43655168 47729152 54441064 57409536 62767104 65482752 71593728 76546048 81661596 83689472 87310336 95458304 108882128 114819072 125534208 130965504 143187456 163323192 167378944 174620672 190916608 217764256 229638144 251068416 261931008 286374912 326646384 334757888 349241344 381833216 435528512 502136832 523862016 572749824 653292768 669515776 698482688 763666432 871057024 1004273664 1047724032 1145499648 1306585536 1339031552 1396965376 1527332864 1742114048 2008547328 2095448064 2290999296 2613171072 2793930752 3054665728 3484228096 4017094656 4190896128 4581998592 5226342144 5587861504 6109331456 6968456192 8381792256 9163997184 10452684288 12218662912 13936912384 16763584512 18327994368 20905368576 24437325824 27873824768 36655988736 41810737152 48874651648 55747649536 73311977472 83621474304 97749303296 111495299072 146623954944 167242948608 222990598144 293247909888 334485897216 445981196288 668971794432 891962392576 1337943588864 1783924785152 2675887177728 3567849570304 5351774355456 7135699140608 10703548710912 21407097421824
• Sum of all divisors σ(n): 57923595832536
• Sum of proper divisors (its aliquot sum) s(n): 36516498410712
• 21407097421824 is an abundant number, because the sum of its proper divisors (36516498410712) is greater than itself. Its abundance is 15109400988888

Bases of 21407097421824

• Binary: 100110111100000111010011100000000000000000000₂
• Hexadecimal: 0x13783A700000
• Base-36: 7L6A938QO

Squares and roots of 21407097421824

• 21407097421824 squared (21407097421824²) is 458263820027463747791486976
• 21407097421824 cubed (21407097421824³) is 9810098240225136732220765417864874164224
• The square root of 21407097421824 is 4626780.4596526947
• The cube root of 21407097421824 is 27766.3799285913

Scales and comparisons

• 21,407,097,421,824 seconds is equal to 680,679 years, 25 weeks, 6 hours, 30 minutes, 24 seconds.
• To count from 1 to 21,407,097,421,824 would take you about one million, seven hundred one thousand, six hundred ninety-eight 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 21407097421824 cubic inches would be around 2313.9 feet tall.

Recreational maths with 21407097421824

• 21407097421824 backwards is 42812479070412
• The number of decimal digits it has is: 14
• The sum of 21407097421824's digits is 51
• More coming soon!