31394169856

Names of 31394169856

• Cardinal: 31394169856 can be written as Thirty-one billion, three hundred ninety-four million, one hundred sixty-nine thousand, eight hundred fifty-six.

Scientific notation

• Scientific notation: 3.1394169856 × 10¹⁰

Factors of 31394169856

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 122

Divisors of 31394169856

• Number of divisors d(n): 165
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 49 56 64 98 112 113 128 196 224 226 256 343 392 448 452 512 686 784 791 896 904 1024 1372 1568 1582 1792 1808 2401 2744 3136 3164 3584 3616 4802 5488 5537 6272 6328 7168 7232 9604 10976 11074 12544 12656 12769 14464 19208 21952 22148 25088 25312 25538 28928 38416 38759 43904 44296 50176 50624 51076 57856 76832 77518 87808 88592 89383 101248 102152 115712 153664 155036 175616 177184 178766 202496 204304 271313 307328 310072 351232 354368 357532 404992 408608 542626 614656 620144 625681 708736 715064 809984 817216 1085252 1229312 1240288 1251362 1417472 1430128 1634432 2170504 2458624 2480576 2502724 2834944 2860256 3268864 4341008 4379767 4961152 5005448 5669888 5720512 6537728 8682016 8759534 9922304 10010896 11441024 13075456 17364032 17519068 19844608 20021792 22882048 30658369 34728064 35038136 39689216 40043584 45764096 61316738 69456128 70076272 80087168 91528192 122633476 138912256 140152544 160174336 245266952 277824512 280305088 320348672 490533904 560610176 640697344 981067808 1121220352 1962135616 2242440704 3924271232 4484881408 7848542464 15697084928 31394169856
• Sum of all divisors σ(n): 73866574301
• Sum of proper divisors (its aliquot sum) s(n): 42472404445
• 31394169856 is an abundant number, because the sum of its proper divisors (42472404445) is greater than itself. Its abundance is 11078234589

Bases of 31394169856

• Binary: 11101001111001111010000010000000000₂
• Hexadecimal: 0x74F3D0400
• Base-36: EF7A0HS

Squares and roots of 31394169856

• 31394169856 squared (31394169856²) is 985593900947379060736
• 31394169856 cubed (31394169856³) is 30941902335379657550763724374016
• 31394169856 is a perfect square number. Its square root is 177184
• The cube root of 31394169856 is 3154.6389985475

Scales and comparisons

• 31,394,169,856 seconds is equal to 998 years, 12 weeks, 2 days, 10 hours, 44 minutes, 16 seconds.
• To count from 1 to 31,394,169,856 would take you about one thousand, nine hundred ninety-six 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 31394169856 cubic inches would be around 262.9 feet tall.

Recreational maths with 31394169856

• 31394169856 backwards is 65896149313
• The number of decimal digits it has is: 11
• The sum of 31394169856's digits is 55
• More coming soon!