12997472672

Names of 12997472672

• Cardinal: 12997472672 can be written as Twelve billion, nine hundred ninety-seven million, four hundred seventy-two thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 1.2997472672 × 10¹⁰

Factors of 12997472672

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2006

Divisors of 12997472672

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 8 16 17 31 32 34 62 68 124 136 248 272 496 527 544 547 992 1054 1094 1409 2108 2188 2818 4216 4376 5636 8432 8752 9299 11272 16864 16957 17504 18598 22544 23953 33914 37196 43679 45088 47906 67828 74392 87358 95812 135656 148784 174716 191624 271312 288269 297568 349432 383248 542624 576538 698864 742543 766496 770723 1153076 1397728 1485086 1541446 2306152 2970172 3082892 4612304 5940344 6165784 9224608 11880688 12331568 13102291 23761376 23892413 24663136 26204582 47784826 52409164 95569652 104818328 191139304 209636656 382278608 406171021 419273312 764557216 812342042 1624684084 3249368168 6498736336 12997472672
• Sum of all divisors σ(n): 28039011840
• Sum of proper divisors (its aliquot sum) s(n): 15041539168
• 12997472672 is an abundant number, because the sum of its proper divisors (15041539168) is greater than itself. Its abundance is 2044066496

Bases of 12997472672

• Binary: 1100000110101101011011000110100000₂
• Hexadecimal: 0x306B5B1A0
• Base-36: 5YYCY3K

Squares and roots of 12997472672

• 12997472672 squared (12997472672²) is 168934295859386819584
• 12997472672 cubed (12997472672³) is 2195718893795942942220034408448
• The square root of 12997472672 is 114006.4589047481
• The cube root of 12997472672 is 2351.1823036403

Scales and comparisons

• 12,997,472,672 seconds is equal to 413 years, 14 weeks, 3 days, 17 hours, 4 minutes, 32 seconds.
• To count from 1 to 12,997,472,672 would take you about eight hundred twenty-six 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 12997472672 cubic inches would be around 195.9 feet tall.

Recreational maths with 12997472672

• 12997472672 backwards is 27627479921
• The number of decimal digits it has is: 11
• The sum of 12997472672's digits is 56
• More coming soon!