399679927844

Names of 399679927844

• Cardinal: 399679927844 can be written as Three hundred ninety-nine billion, six hundred seventy-nine million, nine hundred twenty-seven thousand, eight hundred forty-four.

Scientific notation

• Scientific notation: 3.99679927844 × 10¹¹

Factors of 399679927844

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 105

Divisors of 399679927844

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 19 37 38 47 74 76 94 148 188 703 893 1369 1406 1739 1786 2209 2738 2812 3478 3572 4418 5476 6956 8836 26011 33041 41971 50653 52022 64343 66082 81733 83942 101306 103823 104044 128686 132164 163466 167884 202612 207646 257372 326932 415292 962407 1222517 1552927 1924814 1972637 2380691 2445034 3024121 3105854 3841451 3849628 3945274 4761382 4890068 6048242 6211708 7682902 7890548 9522764 12096484 15365804 45233129 57458299 72987569 90466258 111892477 114916598 142133687 145975138 180932516 223784954 229833196 284267374 291950276 447569908 568534748 2125957063 2700540053 4251914126 5258946419 5401080106 8503828252 10517892838 10802160212 21035785676 99919981961 199839963922 399679927844
• Sum of all divisors σ(n): 773153472000
• Sum of proper divisors (its aliquot sum) s(n): 373473544156
• 399679927844 is a deficient number, because the sum of its proper divisors (373473544156) is less than itself. Its deficiency is 26206383688

Bases of 399679927844

• Binary: 101110100001110110001111011011000100100₂
• Hexadecimal: 0x5D0EC7B624
• Base-36: 53LZ3Y1W

Squares and roots of 399679927844

• 399679927844 squared (399679927844²) is 159744044721385046488336
• 399679927844 cubed (399679927844³) is 63846488267751884464198718067627584
• The square root of 399679927844 is 632202.4421370105
• The cube root of 399679927844 is 7366.0972130193

Scales and comparisons

• 399,679,927,844 seconds is equal to 12,708 years, 30 weeks, 3 days, 2 hours, 10 minutes, 44 seconds.
• To count from 1 to 399,679,927,844 would take you about twenty-five thousand, four hundred seventeen 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 399679927844 cubic inches would be around 613.8 feet tall.

Recreational maths with 399679927844

• 399679927844 backwards is 448729976993
• The number of decimal digits it has is: 12
• The sum of 399679927844's digits is 77
• More coming soon!