21500943312

Names of 21500943312

• Cardinal: 21500943312 can be written as Twenty-one billion, five hundred million, nine hundred forty-three thousand, three hundred twelve.

Scientific notation

• Scientific notation: 2.1500943312 × 10¹⁰

Factors of 21500943312

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1007

Divisors of 21500943312

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 37 48 59 74 111 118 148 177 222 236 296 354 444 449 457 472 592 708 888 898 914 944 1347 1371 1416 1776 1796 1828 2183 2694 2742 2832 3592 3656 4366 5388 5484 6549 7184 7312 8732 10776 10968 13098 16613 16909 17464 21552 21936 26196 26491 26963 33226 33818 34928 49839 50727 52392 52982 53926 66452 67636 79473 80889 99678 101454 104784 105964 107852 132904 135272 158946 161778 199356 202908 205193 211928 215704 265808 270544 317892 323556 398712 405816 410386 423856 431408 615579 635784 647112 797424 811632 820772 980167 997631 1231158 1271568 1294224 1641544 1960334 1995262 2462316 2940501 2992893 3283088 3920668 3990524 4924632 5881002 5985786 7592141 7841336 7981048 9849264 11762004 11971572 12106387 15184282 15682672 15962096 22776423 23524008 23943144 24212774 30368564 36319161 45552846 47048016 47886288 48425548 60737128 72638322 91105692 96851096 121474256 145276644 182211384 193702192 290553288 364422768 447936319 581106576 895872638 1343808957 1791745276 2687617914 3583490552 5375235828 7166981104 10750471656 21500943312
• Sum of all divisors σ(n): 58268592000
• Sum of proper divisors (its aliquot sum) s(n): 36767648688
• 21500943312 is an abundant number, because the sum of its proper divisors (36767648688) is greater than itself. Its abundance is 15266705376

Bases of 21500943312

• Binary: 10100000001100011100101101111010000₂
• Hexadecimal: 0x5018E5BD0
• Base-36: 9VL3U1C

Squares and roots of 21500943312

• 21500943312 squared (21500943312²) is 462290563305837529344
• 21500943312 cubed (21500943312³) is 9939683195311360037107480547328
• The square root of 21500943312 is 146631.9996180915
• The cube root of 21500943312 is 2780.6895496343

Scales and comparisons

• 21,500,943,312 seconds is equal to 683 years, 34 weeks, 3 days, 12 hours, 15 minutes, 12 seconds.
• To count from 1 to 21,500,943,312 would take you about one thousand, three hundred sixty-seven 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 21500943312 cubic inches would be around 231.7 feet tall.

Recreational maths with 21500943312

• 21500943312 backwards is 21334900512
• The number of decimal digits it has is: 11
• The sum of 21500943312's digits is 30
• More coming soon!