31458427968

Names of 31458427968

• Cardinal: 31458427968 can be written as Thirty-one billion, four hundred fifty-eight million, four hundred twenty-seven thousand, nine hundred sixty-eight.

Scientific notation

• Scientific notation: 3.1458427968 × 10¹⁰

Factors of 31458427968

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2396

Divisors of 31458427968

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 3 4 6 8 11 12 16 22 24 32 33 44 48 64 66 88 96 121 132 176 192 242 264 352 363 484 528 704 726 941 968 1056 1439 1452 1882 1936 2112 2823 2878 2904 3764 3872 4317 5646 5756 5808 7528 7744 8634 10351 11292 11512 11616 15056 15829 17268 20702 22584 23024 23232 30112 31053 31658 34536 41404 45168 46048 47487 60224 62106 63316 69072 82808 90336 92096 94974 113861 124212 126632 138144 165616 174119 180672 189948 227722 248424 253264 276288 331232 341583 348238 379896 455444 496848 506528 522357 662464 683166 696476 759792 910888 993696 1013056 1044714 1354099 1366332 1392952 1519584 1821776 1987392 2089428 2708198 2732664 2785904 3039168 3643552 4062297 4178856 5416396 5465328 5571808 7287104 8124594 8357712 10832792 10930656 11143616 14895089 16249188 16715424 21665584 21861312 29790178 32498376 33430848 43331168 44685267 59580356 64996752 86662336 89370534 119160712 129993504 163845979 178741068 238321424 259987008 327691958 357482136 476642848 491537937 655383916 714964272 953285696 983075874 1310767832 1429928544 1966151748 2621535664 2859857088 3932303496 5243071328 7864606992 10486142656 15729213984 31458427968
• Sum of all divisors σ(n): 91649214720
• Sum of proper divisors (its aliquot sum) s(n): 60190786752
• 31458427968 is an abundant number, because the sum of its proper divisors (60190786752) is greater than itself. Its abundance is 28732358784

Bases of 31458427968

• Binary: 11101010011000100011000010001000000₂
• Hexadecimal: 0x753118440
• Base-36: EG9JADC

Squares and roots of 31458427968

• 31458427968 squared (31458427968²) is 989632690217844609024
• 31458427968 cubed (31458427968³) is 31132288699996122861198626783232
• The square root of 31458427968 is 177365.2388942093
• The cube root of 31458427968 is 3156.7898543685

Scales and comparisons

• 31,458,427,968 seconds is equal to 1,000 years, 14 weeks, 4 days, 4 hours, 12 minutes, 48 seconds.
• To count from 1 to 31,458,427,968 would take you about two thousand 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 31458427968 cubic inches would be around 263.1 feet tall.

Recreational maths with 31458427968

• 31458427968 backwards is 86972485413
• The number of decimal digits it has is: 11
• The sum of 31458427968's digits is 57
• More coming soon!