31479244128

Names of 31479244128

• Cardinal: 31479244128 can be written as Thirty-one billion, four hundred seventy-nine million, two hundred forty-four thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 3.1479244128 × 10¹⁰

Factors of 31479244128

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 27926

Divisors of 31479244128

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 31 32 36 48 62 72 93 96 124 127 144 186 248 254 279 288 372 381 496 508 558 744 762 992 1016 1116 1143 1488 1524 2032 2232 2286 2976 3048 3937 4064 4464 4572 6096 7874 8928 9144 11811 12192 15748 18288 23622 27763 31496 35433 36576 47244 55526 62992 70866 83289 94488 111052 125984 141732 166578 188976 222104 249867 283464 333156 377952 444208 499734 566928 666312 860653 888416 999468 1133856 1332624 1721306 1998936 2581959 2665248 3442612 3525901 3997872 5163918 6885224 7051802 7745877 7995744 10327836 10577703 13770448 14103604 15491754 20655672 21155406 27540896 28207208 30983508 31733109 41311344 42310812 56414416 61967016 63466218 82622688 84621624 109302931 112828832 123934032 126932436 169243248 218605862 247868064 253864872 327908793 338486496 437211724 507729744 655817586 874423448 983726379 1015459488 1311635172 1748846896 1967452758 2623270344 3497693792 3934905516 5246540688 7869811032 10493081376 15739622064 31479244128
• Sum of all divisors σ(n): 93137780736
• Sum of proper divisors (its aliquot sum) s(n): 61658536608
• 31479244128 is an abundant number, because the sum of its proper divisors (61658536608) is greater than itself. Its abundance is 30179292480

Bases of 31479244128

• Binary: 11101010100010011110010010101100000₂
• Hexadecimal: 0x7544F2560
• Base-36: EGLXG80

Squares and roots of 31479244128

• 31479244128 squared (31479244128²) is 990942810870222480384
• 31479244128 cubed (31479244128³) is 31194130660270265585681627185152
• The square root of 31479244128 is 177423.9108124945
• The cube root of 31479244128 is 3157.4859874163

Scales and comparisons

• 31,479,244,128 seconds is equal to 1,000 years, 49 weeks, 2 hours, 28 minutes, 48 seconds.
• To count from 1 to 31,479,244,128 would take you about two thousand and one 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 31479244128 cubic inches would be around 263.1 feet tall.

Recreational maths with 31479244128

• 31479244128 backwards is 82144297413
• The number of decimal digits it has is: 11
• The sum of 31479244128's digits is 45
• More coming soon!