13071853728

Names of 13071853728

• Cardinal: 13071853728 can be written as Thirteen billion, seventy-one million, eight hundred fifty-three thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 1.3071853728 × 10¹⁰

Factors of 13071853728

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1226755

Divisors of 13071853728

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 37 48 72 74 96 111 144 148 222 288 296 333 444 592 666 888 1184 1332 1776 2664 3552 5328 10656 1226713 2453426 3680139 4906852 7360278 9813704 11040417 14720556 19627408 22080834 29441112 39254816 44161668 45388381 58882224 88323336 90776762 117764448 136165143 176646672 181553524 272330286 353293344 363107048 408495429 544660572 726214096 816990858 1089321144 1452428192 1633981716 2178642288 3267963432 4357284576 6535926864 13071853728
• Sum of all divisors σ(n): 38177793108
• Sum of proper divisors (its aliquot sum) s(n): 25105939380
• 13071853728 is an abundant number, because the sum of its proper divisors (25105939380) is greater than itself. Its abundance is 12034085652

Bases of 13071853728

• Binary: 1100001011001001001010100010100000₂
• Hexadecimal: 0x30B24A8A0
• Base-36: 606N6W0

Squares and roots of 13071853728

• 13071853728 squared (13071853728²) is 170873359886227497984
• 13071853728 cubed (13071853728³) is 2233631566444668575378262884352
• The square root of 13071853728 is 114332.2077456741
• The cube root of 13071853728 is 2355.6588373975

Scales and comparisons

• 13,071,853,728 seconds is equal to 415 years, 33 weeks, 3 days, 14 hours, 28 minutes, 48 seconds.
• To count from 1 to 13,071,853,728 would take you about eight hundred thirty-one 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 13071853728 cubic inches would be around 196.3 feet tall.

Recreational maths with 13071853728

• 13071853728 backwards is 82735817031
• The number of decimal digits it has is: 11
• The sum of 13071853728's digits is 45
• More coming soon!