139531221225

Names of 139531221225

• Cardinal: 139531221225 can be written as One hundred thirty-nine billion, five hundred thirty-one million, two hundred twenty-one thousand, two hundred twenty-five.

Scientific notation

• Scientific notation: 1.39531221225 × 10¹¹

Factors of 139531221225

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1472

Divisors of 139531221225

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 5 9 11 15 25 33 45 55 75 99 165 181 225 275 331 495 543 825 905 941 993 1629 1655 1991 2475 2715 2823 2979 3641 4525 4705 4965 5973 8145 8275 8469 9955 10351 10923 13575 14115 14895 17919 18205 23525 24825 29865 31053 32769 40725 42345 49775 51755 54615 59911 70575 74475 89595 91025 93159 149325 155265 163845 170321 179733 211725 258775 273075 299555 311471 447975 465795 510963 539199 659021 776325 819225 851605 898665 934413 1497775 1532889 1557355 1873531 1977063 2328975 2554815 2695995 2803239 3295105 3426181 4258025 4493325 4672065 5620593 5931189 7664445 7786775 9367655 9885315 10278543 12774075 13479975 14016195 16475525 16861779 17130905 23360325 28102965 29655945 30835629 38322225 46838275 49426575 51392715 56376251 70080975 84308895 85654525 140514825 148279725 154178145 169128753 256963575 281881255 421544475 507386259 620138761 770890725 845643765 1409406275 1860416283 2536931295 3100693805 4228218825 5581248849 9302081415 12684656475 15503469025 27906244245 46510407075 139531221225
• Sum of all divisors σ(n): 275262257088
• Sum of proper divisors (its aliquot sum) s(n): 135731035863
• 139531221225 is a deficient number, because the sum of its proper divisors (135731035863) is less than itself. Its deficiency is 3800185362

Bases of 139531221225

• Binary: 10000001111100101101010111100011101001₂
• Hexadecimal: 0x207CB578E9
• Base-36: 1S3LABC9

Squares and roots of 139531221225

• 139531221225 squared (139531221225²) is 19468961696539890500625
• 139531221225 cubed (139531221225³) is 2716528001500958778479982875765625
• The square root of 139531221225 is 373538.7814203497
• The cube root of 139531221225 is 5186.6920710883

Scales and comparisons

• 139,531,221,225 seconds is equal to 4,436 years, 34 weeks, 2 days, 16 hours, 33 minutes, 45 seconds.
• To count from 1 to 139,531,221,225 would take you about eight thousand, eight hundred seventy-three 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 139531221225 cubic inches would be around 432.2 feet tall.

Recreational maths with 139531221225

• 139531221225 backwards is 522122135931
• The number of decimal digits it has is: 12
• The sum of 139531221225's digits is 36
• More coming soon!