31590947668

Names of 31590947668

• Cardinal: 31590947668 can be written as Thirty-one billion, five hundred ninety million, nine hundred forty-seven thousand, six hundred sixty-eight.

Scientific notation

• Scientific notation: 3.1590947668 × 10¹⁰

Factors of 31590947668

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 9882

Divisors of 31590947668

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 7 14 28 31 61 62 122 124 217 244 427 434 854 868 1708 1891 3721 3782 7442 7564 9781 13237 14884 19562 26047 26474 39124 52094 52948 68467 104188 115351 136934 230702 273868 303211 461404 596641 606422 807457 1193282 1212844 1614914 2122477 2386564 3229828 4176487 4244954 8352974 8489908 16705948 18495871 36395101 36991742 72790202 73983484 129471097 145580404 254765707 258942194 509531414 517884388 1019062828 1128248131 2256496262 4512992524 7897736917 15795473834 31590947668
• Sum of all divisors σ(n): 66313508352
• Sum of proper divisors (its aliquot sum) s(n): 34722560684
• 31590947668 is an abundant number, because the sum of its proper divisors (34722560684) is greater than itself. Its abundance is 3131613016

Bases of 31590947668

• Binary: 11101011010111101111001101101010100₂
• Hexadecimal: 0x75AF79B54
• Base-36: EIGFN84

Squares and roots of 31590947668

• 31590947668 squared (31590947668²) is 997987974562314638224
• 31590947668 cubed (31590947668³) is 31527385877691396941084736461632
• The square root of 31590947668 is 177738.4248495525
• The cube root of 31590947668 is 3161.2163395527

Scales and comparisons

• 31,590,947,668 seconds is equal to 1,004 years, 25 weeks, 4 days, 23 hours, 14 minutes, 28 seconds.
• To count from 1 to 31,590,947,668 would take you about two thousand and eight 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 31590947668 cubic inches would be around 263.4 feet tall.

Recreational maths with 31590947668

• 31590947668 backwards is 86674909513
• The number of decimal digits it has is: 11
• The sum of 31590947668's digits is 58
• More coming soon!