21332971008

Names of 21332971008

• Cardinal: 21332971008 can be written as Twenty-one billion, three hundred thirty-two million, nine hundred seventy-one thousand and eight.

Scientific notation

• Scientific notation: 2.1332971008 × 10¹⁰

Factors of 21332971008

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 846

Divisors of 21332971008

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 37 48 64 72 74 96 111 128 144 148 192 211 222 256 288 296 333 384 422 444 512 576 592 593 633 666 768 844 888 1152 1184 1186 1266 1332 1536 1688 1776 1779 1899 2304 2368 2372 2532 2664 3376 3552 3558 3798 4608 4736 4744 5064 5328 5337 6752 7104 7116 7596 7807 9472 9488 10128 10656 10674 13504 14208 14232 15192 15614 18944 18976 20256 21312 21348 21941 23421 27008 28416 28464 30384 31228 37952 40512 42624 42696 43882 46842 54016 56832 56928 60768 62456 65823 70263 75904 81024 85248 85392 87764 93684 108032 113856 121536 124912 125123 131646 140526 151808 162048 170496 170784 175528 187368 197469 227712 243072 249824 250246 263292 281052 303616 324096 341568 351056 374736 375369 394938 455424 486144 499648 500492 526584 562104 683136 702112 749472 750738 789876 910848 972288 999296 1000984 1053168 1124208 1126107 1366272 1404224 1498944 1501476 1579752 1998592 2001968 2106336 2248416 2252214 2732544 2808448 2997888 3002952 3159504 3997184 4003936 4212672 4496832 4504428 4629551 5616896 5995776 6005904 6319008 8007872 8425344 8993664 9008856 9259102 11233792 11991552 12011808 12638016 13888653 16015744 16850688 17987328 18017712 18518204 24023616 25276032 27777306 32031488 33701376 35974656 36035424 37036408 41665959 48047232 50552064 55554612 64062976 72070848 74072816 83331918 96094464 101104128 111109224 144141696 148145632 166663836 192188928 222218448 288283392 296291264 333327672 444436896 576566784 592582528 666655344 888873792 1185165056 1333310688 1777747584 2370330112 2666621376 3555495168 5333242752 7110990336 10666485504 21332971008
• Sum of all divisors σ(n): 63639225936
• Sum of proper divisors (its aliquot sum) s(n): 42306254928
• 21332971008 is an abundant number, because the sum of its proper divisors (42306254928) is greater than itself. Its abundance is 20973283920

Bases of 21332971008

• Binary: 10011110111100010110100111000000000₂
• Hexadecimal: 0x4F78B4E00
• Base-36: 9ST3LS0

Squares and roots of 21332971008

• 21332971008 squared (21332971008²) is 455095652028168536064
• 21332971008 cubed (21332971008³) is 9708542350583775779191114432512
• The square root of 21332971008 is 146058.1083267887
• The cube root of 21332971008 is 2773.4293959165

Scales and comparisons

• 21,332,971,008 seconds is equal to 678 years, 16 weeks, 5 days, 9 hours, 16 minutes, 48 seconds.
• To count from 1 to 21,332,971,008 would take you about one thousand, three hundred fifty-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 21332971008 cubic inches would be around 231.1 feet tall.

Recreational maths with 21332971008

• 21332971008 backwards is 80017923312
• 21332971008 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21332971008's digits is 36
• More coming soon!