31921257402368

Names of 31921257402368

• Cardinal: 31921257402368 can be written as Thirty-one trillion, nine hundred twenty-one billion, two hundred fifty-seven million, four hundred two thousand, three hundred sixty-eight.

Scientific notation

• Scientific notation: 3.1921257402368 × 10¹³

Factors of 31921257402368

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 764

Divisors of 31921257402368

• Number of divisors d(n): 104
• Complete list of divisors:
  1 2 4 8 16 19 32 38 64 76 128 152 256 304 512 608 743 1024 1216 1486 2048 2432 2972 4096 4864 5944 9728 11888 14117 19456 23776 28234 38912 47552 56468 77824 95104 112936 190208 225872 380416 451744 552049 760832 903488 1104098 1521664 1806976 2208196 3043328 3613952 4416392 7227904 8832784 10488931 14455808 17665568 20977862 28911616 35331136 41955724 57823232 70662272 83911448 141324544 167822896 282649088 335645792 410172407 565298176 671291584 820344814 1130596352 1342583168 1640689628 2261192704 2685166336 3281379256 5370332672 6562758512 7793275733 10740665344 13125517024 15586551466 21481330688 26251034048 31173102932 42962661376 52502068096 62346205864 105004136192 124692411728 210008272384 249384823456 420016544768 498769646912 840033089536 997539293824 1680066179072 1995078587648 3990157175296 7980314350592 15960628701184 31921257402368
• Sum of all divisors σ(n): 67285002264000
• Sum of proper divisors (its aliquot sum) s(n): 35363744861632
• 31921257402368 is an abundant number, because the sum of its proper divisors (35363744861632) is greater than itself. Its abundance is 3442487459264

Bases of 31921257402368

• Binary: 111010000100000111111001101010101000000000000₂
• Hexadecimal: 0x1D083F355000
• Base-36: BBCF8H3I8

Squares and roots of 31921257402368

• 31921257402368 squared (31921257402368²) is 1018966674148233835052007424
• 31921257402368 cubed (31921257402368³) is 32526697489920611088467289089618091180032
• The square root of 31921257402368 is 5649890.0345376635
• The cube root of 31921257402368 is 31721.9588000065

Scales and comparisons

• 31,921,257,402,368 seconds is equal to 1,014,997 years, 12 weeks, 5 days, 17 hours, 6 minutes, 8 seconds.
• To count from 1 to 31,921,257,402,368 would take you about two million, five hundred thirty-seven thousand, four hundred ninety-three 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 31921257402368 cubic inches would be around 2643.5 feet tall.

Recreational maths with 31921257402368

• 31921257402368 backwards is 86320475212913
• The number of decimal digits it has is: 14
• The sum of 31921257402368's digits is 53
• More coming soon!