399456864676

Names of 399456864676

• Cardinal: 399456864676 can be written as Three hundred ninety-nine billion, four hundred fifty-six million, eight hundred sixty-four thousand, six hundred seventy-six.

Scientific notation

• Scientific notation: 3.99456864676 × 10¹¹

Factors of 399456864676

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 689

Divisors of 399456864676

• Number of divisors d(n): 81
• Complete list of divisors:
  1 2 4 17 29 34 58 68 116 289 493 578 641 841 986 1156 1282 1682 1972 2564 3364 8381 10897 14297 16762 18589 21794 28594 33524 37178 43588 57188 74356 185249 243049 316013 370498 410881 486098 539081 632026 740996 821762 972196 1078162 1264052 1643524 2156324 5372221 6984977 9164377 10744442 11915549 13969954 18328754 21488884 23831098 27939908 36657508 47662196 118744609 155794409 202564333 237489218 311588818 345550921 405128666 474978436 623177636 691101842 810257332 1382203684 3443593661 5874365657 6887187322 11748731314 13774374644 23497462628 99864216169 199728432338 399456864676
• Sum of all divisors σ(n): 770280109417
• Sum of proper divisors (its aliquot sum) s(n): 370823244741
• 399456864676 is a deficient number, because the sum of its proper divisors (370823244741) is less than itself. Its deficiency is 28633619935

Bases of 399456864676

• Binary: 101110100000001011111000000100110100100₂
• Hexadecimal: 0x5D017C09A4
• Base-36: 53IAAXES

Squares and roots of 399456864676

• 399456864676 squared (399456864676²) is 159565786736780176584976
• 399456864676 cubed (399456864676³) is 63739648879433474630064141846707776
• 399456864676 is a perfect square number. Its square root is 632026
• The cube root of 399456864676 is 7364.7266073293

Scales and comparisons

• 399,456,864,676 seconds is equal to 12,701 years, 25 weeks, 4 days, 8 hours, 11 minutes, 16 seconds.
• To count from 1 to 399,456,864,676 would take you about twenty-five thousand, four hundred two 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 399456864676 cubic inches would be around 613.7 feet tall.

Recreational maths with 399456864676

• 399456864676 backwards is 676468654993
• The number of decimal digits it has is: 12
• The sum of 399456864676's digits is 73
• More coming soon!