31904329856

Names of 31904329856

• Cardinal: 31904329856 can be written as Thirty-one billion, nine hundred four million, three hundred twenty-nine thousand, eight hundred fifty-six.

Scientific notation

• Scientific notation: 3.1904329856 × 10¹⁰

Factors of 31904329856

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 12409

Divisors of 31904329856

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 56 64 112 128 224 448 896 4517 7883 9034 15766 18068 31532 31619 36136 55181 63064 63238 72272 110362 126128 126476 144544 220724 252256 252952 289088 441448 504512 505904 578176 882896 1009024 1011808 1765792 2023616 3531584 4047232 7063168 35607511 71215022 142430044 249252577 284860088 498505154 569720176 997010308 1139440352 1994020616 2278880704 3988041232 4557761408 7976082464 15952164928 31904329856
• Sum of all divisors σ(n): 72664620480
• Sum of proper divisors (its aliquot sum) s(n): 40760290624
• 31904329856 is an abundant number, because the sum of its proper divisors (40760290624) is greater than itself. Its abundance is 8855960768

Bases of 31904329856

• Binary: 11101101101101001010111000010000000₂
• Hexadecimal: 0x76DA57080
• Base-36: ENN0IGW

Squares and roots of 31904329856

• 31904329856 squared (31904329856²) is 1017886263560452980736
• 31904329856 cubed (31904329856³) is 32474979108524044894179757654016
• The square root of 31904329856 is 178617.8318533735
• The cube root of 31904329856 is 3171.6350521827

Scales and comparisons

• 31,904,329,856 seconds is equal to 1,014 years, 23 weeks, 6 days, 1 hour, 50 minutes, 56 seconds.
• To count from 1 to 31,904,329,856 would take you about two thousand and twenty-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 31904329856 cubic inches would be around 264.3 feet tall.

Recreational maths with 31904329856

• 31904329856 backwards is 65892340913
• The number of decimal digits it has is: 11
• The sum of 31904329856's digits is 50
• More coming soon!