12121493408

Names of 12121493408

• Cardinal: 12121493408 can be written as Twelve billion, one hundred twenty-one million, four hundred ninety-three thousand, four hundred eight.

Scientific notation

• Scientific notation: 1.2121493408 × 10¹⁰

Factors of 12121493408

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 866

Divisors of 12121493408

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 8 16 17 32 34 68 136 257 272 277 313 514 544 554 626 1028 1108 1252 2056 2216 2504 4112 4369 4432 4709 5008 5321 8224 8738 8864 9418 10016 10642 17476 18836 21284 34952 37672 42568 69904 71189 75344 80441 85136 86701 139808 142378 150688 160882 170272 173402 284756 321764 346804 569512 643528 693608 1139024 1210213 1287056 1367497 1387216 1473917 2278048 2420426 2574112 2734994 2774432 2947834 4840852 5469988 5895668 9681704 10939976 11791336 19363408 21879952 22282157 23582672 38726816 43759904 44564314 47165344 89128628 178257256 356514512 378796669 713029024 757593338 1515186676 3030373352 6060746704 12121493408
• Sum of all divisors σ(n): 25539195024
• Sum of proper divisors (its aliquot sum) s(n): 13417701616
• 12121493408 is an abundant number, because the sum of its proper divisors (13417701616) is greater than itself. Its abundance is 1296208208

Bases of 12121493408

• Binary: 1011010010011111110100111110100000₂
• Hexadecimal: 0x2D27F4FA0
• Base-36: 5KGTO68

Squares and roots of 12121493408

• 12121493408 squared (12121493408²) is 146930602440187454464
• 12121493408 cubed (12121493408³) is 1781018328912200943569676173312
• The square root of 12121493408 is 110097.6539622893
• The cube root of 12121493408 is 2297.1289575147

Scales and comparisons

• 12,121,493,408 seconds is equal to 385 years, 22 weeks, 1 day, 1 hour, 30 minutes, 8 seconds.
• To count from 1 to 12,121,493,408 would take you about seven hundred seventy 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 12121493408 cubic inches would be around 191.4 feet tall.

Recreational maths with 12121493408

• 12121493408 backwards is 80439412121
• The number of decimal digits it has is: 11
• The sum of 12121493408's digits is 35
• More coming soon!