12168607872

Names of 12168607872

• Cardinal: 12168607872 can be written as Twelve billion, one hundred sixty-eight million, six hundred seven thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 1.2168607872 × 10¹⁰

Factors of 12168607872

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 137

Divisors of 12168607872

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 29 32 48 58 64 87 96 103 116 128 174 192 206 232 309 348 384 412 464 618 696 824 928 1236 1392 1648 1856 2472 2784 2987 3296 3712 4944 5568 5974 6592 8961 9888 10609 11136 11948 13184 17922 19776 21218 23896 31827 35844 39552 42436 47792 63654 71688 84872 95584 127308 143376 169744 191168 254616 286752 307661 339488 382336 509232 573504 615322 678976 922983 1018464 1092727 1147008 1230644 1357952 1845966 2036928 2185454 2461288 3278181 3691932 4073856 4370908 4922576 6556362 7383864 8741816 9845152 13112724 14767728 17483632 19690304 26225448 29535456 31689083 34967264 39380608 52450896 59070912 63378166 69934528 95067249 104901792 118141824 126756332 139869056 190134498 209803584 253512664 380268996 419607168 507025328 760537992 1014050656 1521075984 2028101312 3042151968 4056202624 6084303936 12168607872
• Sum of all divisors σ(n): 33765264000
• Sum of proper divisors (its aliquot sum) s(n): 21596656128
• 12168607872 is an abundant number, because the sum of its proper divisors (21596656128) is greater than itself. Its abundance is 9428048256

Bases of 12168607872

• Binary: 1011010101010011100011100010000000₂
• Hexadecimal: 0x2D54E3880
• Base-36: 5L8VHXC

Squares and roots of 12168607872

• 12168607872 squared (12168607872²) is 148075017542500368384
• 12168607872 cubed (12168607872³) is 1801866824114208077280442318848
• The square root of 12168607872 is 110311.4131538527
• The cube root of 12168607872 is 2300.1013107233

Scales and comparisons

• 12,168,607,872 seconds is equal to 386 years, 48 weeks, 8 hours, 51 minutes, 12 seconds.
• To count from 1 to 12,168,607,872 would take you about seven hundred seventy-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 12168607872 cubic inches would be around 191.7 feet tall.

Recreational maths with 12168607872

• 12168607872 backwards is 27870686121
• 12168607872 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12168607872's digits is 48
• More coming soon!