125731890955

Names of 125731890955

• Cardinal: 125731890955 can be written as One hundred twenty-five billion, seven hundred thirty-one million, eight hundred ninety thousand, nine hundred fifty-five.

Scientific notation

• Scientific notation: 1.25731890955 × 10¹¹

Factors of 125731890955

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 8660

Divisors of 125731890955

• Number of divisors d(n): 64
• Complete list of divisors:
  1 5 11 19 37 55 95 185 209 397 407 703 1045 1985 2035 3515 4367 7543 7733 8191 14689 21835 37715 38665 40955 73445 82973 90101 155629 161579 279091 303067 414865 450505 778145 807895 1395455 1515335 1711919 3070001 3251827 3333737 5758273 8559595 15350005 16259135 16668685 28791365 35770097 61784713 63341003 120317599 178850485 308923565 316705015 601587995 679631843 1323493589 2286034381 3398159215 6617467945 11430171905 25146378191 125731890955
• Sum of all divisors σ(n): 178409963520
• Sum of proper divisors (its aliquot sum) s(n): 52678072565
• 125731890955 is a deficient number, because the sum of its proper divisors (52678072565) is less than itself. Its deficiency is 73053818390

Bases of 125731890955

• Binary: 1110101000110001101000110011100001011₂
• Hexadecimal: 0x1D4634670B
• Base-36: 1LRDIRYJ

Squares and roots of 125731890955

• 125731890955 squared (125731890955²) is 15808508403120010812025
• 125731890955 cubed (125731890955³) is 1987633654702286381195948302733875
• The square root of 125731890955 is 354586.9300397295
• The cube root of 125731890955 is 5009.7395619349

Scales and comparisons

• 125,731,890,955 seconds is equal to 3,997 years, 46 weeks, 5 hours, 15 minutes, 55 seconds.
• To count from 1 to 125,731,890,955 would take you about seven thousand, nine hundred ninety-five 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 125731890955 cubic inches would be around 417.5 feet tall.

Recreational maths with 125731890955

• 125731890955 backwards is 559098137521
• 125731890955 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 125731890955's digits is 55
• More coming soon!