125929641890

Names of 125929641890

• Cardinal: 125929641890 can be written as One hundred twenty-five billion, nine hundred twenty-nine million, six hundred forty-one thousand, eight hundred ninety.

Scientific notation

• Scientific notation: 1.2592964189 × 10¹¹

Factors of 125929641890

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2535

Divisors of 125929641890

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 5 10 13 26 59 65 118 130 169 295 338 590 733 767 845 1466 1534 1690 1723 3446 3665 3835 7330 7670 8615 9529 9971 17230 19058 19942 22399 43247 44798 47645 49855 86494 95290 99710 101657 111995 123877 203314 216235 223990 247754 291187 432470 508285 562211 582374 619385 1016570 1124422 1238770 1262959 1321541 1455935 2525918 2643082 2811055 2911870 5622110 6314795 6607705 7308743 12629590 13215410 14617486 16418467 17180033 32836934 34360066 36543715 73087430 74514581 82092335 85900165 149029162 164184670 171800330 213440071 372572905 426880142 745145810 968689553 1067200355 1937379106 2134400710 4843447765 9686895530 12592964189 25185928378 62964820945 125929641890
• Sum of all divisors σ(n): 250096818240
• Sum of proper divisors (its aliquot sum) s(n): 124167176350
• 125929641890 is a deficient number, because the sum of its proper divisors (124167176350) is less than itself. Its deficiency is 1762465540

Bases of 125929641890

• Binary: 1110101010001111111011101011110100010₂
• Hexadecimal: 0x1D51FDD7A2
• Base-36: 1LUN99K2

Squares and roots of 125929641890

• 125929641890 squared (125929641890²) is 15858274706543642772100
• 125929641890 cubed (125929641890³) is 1997026854788285773946639883269000
• The square root of 125929641890 is 354865.6673869705
• The cube root of 125929641890 is 5012.3646232139

Scales and comparisons

• 125,929,641,890 seconds is equal to 4,004 years, 9 weeks, 4 minutes, 50 seconds.
• To count from 1 to 125,929,641,890 would take you about eight thousand and eight 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 125929641890 cubic inches would be around 417.7 feet tall.

Recreational maths with 125929641890

• 125929641890 backwards is 098146929521
• The number of decimal digits it has is: 12
• The sum of 125929641890's digits is 56
• More coming soon!