21023352636

Names of 21023352636

• Cardinal: 21023352636 can be written as Twenty-one billion, twenty-three million, three hundred fifty-two thousand, six hundred thirty-six.

Scientific notation

• Scientific notation: 2.1023352636 × 10¹⁰

Factors of 21023352636

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 121

Divisors of 21023352636

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 11 12 13 19 22 26 33 38 39 44 52 57 66 73 76 78 114 121 132 143 146 156 209 219 228 242 247 286 292 363 418 429 438 484 494 572 627 726 741 803 836 858 876 949 988 1254 1331 1387 1452 1482 1573 1606 1716 1898 2299 2409 2508 2662 2717 2774 2847 2964 3146 3212 3796 3993 4161 4598 4719 4818 5324 5329 5434 5548 5694 6292 6897 7986 8151 8322 8833 9196 9438 9636 10439 10658 10868 11388 13794 15257 15972 15987 16302 16644 17303 17666 18031 18876 20878 21316 25289 26499 27588 29887 30514 31317 31974 32604 34606 35332 36062 41756 45771 50578 51909 52998 54093 58619 59774 61028 62634 63948 69212 69277 72124 75867 89661 91542 97163 101156 101251 103818 105996 108186 114829 117238 119548 125268 138554 151734 167827 175857 179322 183084 194326 198341 202502 207636 207831 216372 229658 234476 277108 291489 303468 303753 328757 335654 344487 351714 358644 388652 396682 405004 415662 459316 503481 582978 595023 607506 644809 657514 671308 688974 703428 762047 793364 831324 986271 1006962 1113761 1165956 1190046 1215012 1263119 1289618 1315028 1316263 1377948 1524094 1846097 1934427 1972542 2013924 2181751 2227522 2286141 2380092 2526238 2579236 2632526 3048188 3341283 3692194 3789357 3868854 3945084 3948789 4363502 4455044 4572282 5052476 5265052 5538291 6545253 6682566 7092899 7384388 7578714 7737708 7897578 8382517 8727004 9144564 11076582 12251371 13090506 13365132 14185798 14478893 15157428 15795156 16765034 21278697 22153164 23999261 24502742 25147551 26181012 28371596 28957786 33530068 36754113 42557394 43436679 47998522 49005484 50295102 57915572 71997783 73508226 85114788 86873358 92207687 95997044 100590204 134765081 143995566 147016452 159267823 173746716 184415374 269530162 276623061 287991132 318535646 368830748 404295243 477803469 539060324 553246122 637071292 808590486 955606938 1106492244 1617180972 1751946053 1911213876 3503892106 5255838159 7007784212 10511676318 21023352636
• Sum of all divisors σ(n): 62014337280
• Sum of proper divisors (its aliquot sum) s(n): 40990984644
• 21023352636 is an abundant number, because the sum of its proper divisors (40990984644) is greater than itself. Its abundance is 19967632008

Bases of 21023352636

• Binary: 10011100101000101101110011100111100₂
• Hexadecimal: 0x4E516E73C
• Base-36: 9NOREPO

Squares and roots of 21023352636

• 21023352636 squared (21023352636²) is 441981356057608148496
• 21023352636 cubed (21023352636³) is 9291929906936570836538461035456
• The square root of 21023352636 is 144994.3193232065
• The cube root of 21023352636 is 2759.9464666155

Scales and comparisons

• 21,023,352,636 seconds is equal to 668 years, 24 weeks, 5 days, 20 hours, 10 minutes, 36 seconds.
• To count from 1 to 21,023,352,636 would take you about one thousand, three hundred thirty-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 21023352636 cubic inches would be around 230 feet tall.

Recreational maths with 21023352636

• 21023352636 backwards is 63625332012
• 21023352636 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21023352636's digits is 33
• More coming soon!