21053904321528

Names of 21053904321528

• Cardinal: 21053904321528 can be written as Twenty-one trillion, fifty-three billion, nine hundred four million, three hundred twenty-one thousand, five hundred twenty-eight.

Scientific notation

• Scientific notation: 2.1053904321528 × 10¹³

Factors of 21053904321528

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 131439

Divisors of 21053904321528

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 18 24 26 36 39 43 52 72 78 86 104 117 129 156 169 172 234 258 307 312 338 344 387 468 507 516 559 614 676 774 921 936 1014 1032 1118 1228 1352 1521 1548 1677 1842 2028 2236 2456 2763 3042 3096 3354 3684 3991 4056 4472 5031 5526 6084 6708 7267 7368 7982 10062 11052 11973 12168 13201 13416 14534 15964 20124 21801 22104 23946 26402 29068 31928 35919 39603 40248 43602 47892 51883 52804 58136 65403 71838 79206 87204 95784 103766 105608 118809 130806 131071 143676 155649 158412 171613 174408 207532 237618 261612 262142 287352 311298 316824 343226 393213 415064 466947 475236 514839 523224 524284 622596 686452 786426 933894 950472 1029678 1048568 1179639 1245192 1372904 1544517 1572852 1703923 1867788 2059356 2230969 2359278 3089034 3145704 3407846 3735576 4118712 4461938 4718556 5111769 5636053 6178068 6692907 6815692 8923876 9437112 10223538 11272106 12356136 13385814 13631384 15335307 16908159 17847752 20078721 20447076 22150999 22544212 26771628 30670614 33816318 40157442 40238797 40894152 44301998 45088424 50724477 53543256 61341228 66452997 67632636 73268689 80314884 80477594 88603996 101448954 120716391 122682456 132905994 135265272 146537378 160629768 160955188 177207992 199358991 202897908 219806067 241432782 265811988 293074756 321910376 362149173 398717982 405795816 439612134 482865564 523104361 531623976 586149512 659418201 724298346 797435964 879224268 952492957 965731128 1046208722 1318836402 1448596692 1569313083 1594871928 1730268271 1758448536 1904985914 2092417444 2637672804 2857478871 2897193384 3138626166 3460536542 3809971828 4184834888 4707939249 5190804813 5275345608 5714957742 6277252332 6800356693 6921073084 7619943656 8572436613 9415878498 10381609626 11429915484 12554504664 13600713386 13842146168 15572414439 17144873226 18831756996 20401070079 20763219252 22493487523 22859830968 27201426772 31144828878 34289746452 37663513992 40802140158 41526438504 44986975046 54402853544 61203210237 62289657756 67480462569 68579492904 81604280316 89973950092 122406420474 124579315512 134960925138 163208560632 179947900184 202441387707 244812840948 269921850276 292415337799 404882775414 489625681896 539843700552 584830675598 809765550828 877246013397 1169661351196 1619531101656 1754492026794 2339322702392 2631738040191 3508984053588 5263476080382 7017968107176 10526952160764 21053904321528
• Sum of all divisors σ(n): 63386828144640
• Sum of proper divisors (its aliquot sum) s(n): 42332923823112
• 21053904321528 is an abundant number, because the sum of its proper divisors (42332923823112) is greater than itself. Its abundance is 21279019501584

Bases of 21053904321528

• Binary: 100110010010111111110011111001111101111111000₂
• Hexadecimal: 0x1325FE7CFBF8
• Base-36: 7GO131CE0

Squares and roots of 21053904321528

• 21053904321528 squared (21053904321528²) is 443266887180055394004254784
• 21053904321528 cubed (21053904321528³) is 9332498631590432681276606537276768189952
• The square root of 21053904321528 is 4588453.3692223571
• The cube root of 21053904321528 is 27612.8276162503

Scales and comparisons

• 21,053,904,321,528 seconds is equal to 669,449 years, 1 week, 5 days, 3 hours, 58 minutes, 48 seconds.
• To count from 1 to 21,053,904,321,528 would take you about one million, six hundred seventy-three thousand, six hundred twenty-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 21053904321528 cubic inches would be around 2301.1 feet tall.

Recreational maths with 21053904321528

• 21053904321528 backwards is 82512340935012
• The number of decimal digits it has is: 14
• The sum of 21053904321528's digits is 45
• More coming soon!