12472787664

Names of 12472787664

• Cardinal: 12472787664 can be written as Twelve billion, four hundred seventy-two million, seven hundred eighty-seven thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 1.2472787664 × 10¹⁰

Factors of 12472787664

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 11628

Divisors of 12472787664

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 17 18 24 34 36 48 51 68 72 102 136 144 153 204 272 306 408 457 612 816 914 1224 1371 1828 2448 2742 3656 4113 5484 7312 7769 8226 10968 11149 15538 16452 21936 22298 23307 31076 32904 33447 44596 46614 62152 65808 66894 69921 89192 93228 100341 124304 133788 139842 178384 186456 189533 200682 267576 279684 372912 379066 401364 535152 559368 568599 758132 802728 1118736 1137198 1516264 1605456 1705797 2274396 3032528 3411594 4548792 5095093 6823188 9097584 10190186 13646376 15285279 20380372 27292752 30570558 40760744 45855837 61141116 81521488 86616581 91711674 122282232 173233162 183423348 244564464 259849743 346466324 366846696 519699486 692932648 733693392 779549229 1039398972 1385865296 1559098458 2078797944 3118196916 4157595888 6236393832 12472787664
• Sum of all divisors σ(n): 37044001800
• Sum of proper divisors (its aliquot sum) s(n): 24571214136
• 12472787664 is an abundant number, because the sum of its proper divisors (24571214136) is greater than itself. Its abundance is 12098426472

Bases of 12472787664

• Binary: 1011100111011011111010001011010000₂
• Hexadecimal: 0x2E76FA2D0
• Base-36: 5Q9Z4K0

Squares and roots of 12472787664

• 12472787664 squared (12472787664²) is 155570432111230576896
• 12472787664 cubed (12472787664³) is 1940396966520106215368032210944
• The square root of 12472787664 is 111681.6353032135
• The cube root of 12472787664 is 2319.1090802301

Scales and comparisons

• 12,472,787,664 seconds is equal to 396 years, 30 weeks, 6 days, 23 hours, 14 minutes, 24 seconds.
• To count from 1 to 12,472,787,664 would take you about seven hundred ninety-three 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 12472787664 cubic inches would be around 193.3 feet tall.

Recreational maths with 12472787664

• 12472787664 backwards is 46678727421
• The number of decimal digits it has is: 11
• The sum of 12472787664's digits is 54
• More coming soon!