12500012525

Names of 12500012525

• Cardinal: 12500012525 can be written as Twelve billion, five hundred million, twelve thousand, five hundred twenty-five.

Scientific notation

• Scientific notation: 1.2500012525 × 10¹⁰

Factors of 12500012525

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1586

Divisors of 12500012525

• Number of divisors d(n): 96
• Complete list of divisors:
  1 5 7 11 13 25 35 55 65 77 91 143 175 275 325 385 455 457 715 1001 1093 1925 2275 2285 3199 3575 5005 5027 5465 5941 7651 11425 12023 14209 15995 25025 25135 27325 29705 35189 38255 41587 60115 65351 71045 79975 84161 99463 125675 148525 156299 175945 191275 207935 300575 326755 355225 420805 457457 497315 499501 781495 879725 1039675 1094093 1633775 2104025 2287285 2486575 2497505 3496507 3907475 5470465 5494511 6493513 11436425 12487525 17482535 27352325 27472555 32467565 38461577 45454591 71428643 87412675 137362775 162337825 192307885 227272955 357143215 500000501 961539425 1136364775 1785716075 2500002505 12500012525
• Sum of all divisors σ(n): 20875830528
• Sum of proper divisors (its aliquot sum) s(n): 8375818003
• 12500012525 is a deficient number, because the sum of its proper divisors (8375818003) is less than itself. Its deficiency is 4124194522

Bases of 12500012525

• Binary: 1011101001000011110000110111101101₂
• Hexadecimal: 0x2E90F0DED
• Base-36: 5QQ6NE5

Squares and roots of 12500012525

• 12500012525 squared (12500012525²) is 156250313125156875625
• 12500012525 cubed (12500012525³) is 1953130871099632837902367203125
• The square root of 12500012525 is 111803.4548884783
• The cube root of 12500012525 is 2320.7951919515

Scales and comparisons

• 12,500,012,525 seconds is equal to 397 years, 24 weeks, 1 hour, 42 minutes, 5 seconds.
• To count from 1 to 12,500,012,525 would take you about seven hundred ninety-four 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 12500012525 cubic inches would be around 193.4 feet tall.

Recreational maths with 12500012525

• 12500012525 backwards is 52521000521
• The number of decimal digits it has is: 11
• The sum of 12500012525's digits is 23
• More coming soon!