123977081431

Names of 123977081431

• Cardinal: 123977081431 can be written as One hundred twenty-three billion, nine hundred seventy-seven million, eighty-one thousand, four hundred thirty-one.

Scientific notation

• Scientific notation: 1.23977081431 × 10¹¹

Factors of 123977081431

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1991

Divisors of 123977081431

• Number of divisors d(n): 64
• Complete list of divisors:
  1 7 19 49 61 133 181 343 427 931 1159 1267 1723 2989 3439 6517 8113 8869 11041 12061 20923 24073 32737 56791 62083 77287 84427 105103 168511 209779 229159 311863 397537 541009 590989 735721 1179577 1468453 1604113 1996957 2183041 3787063 5150047 5925397 10279171 11228791 13978699 15281287 19023643 36050329 41477779 71954197 97850893 106969009 133165501 290344453 361449217 684956251 932158507 2032411171 2530144519 6525109549 17711011633 123977081431
• Sum of all divisors σ(n): 155628928000
• Sum of proper divisors (its aliquot sum) s(n): 31651846569
• 123977081431 is a deficient number, because the sum of its proper divisors (31651846569) is less than itself. Its deficiency is 92325234862

Bases of 123977081431

• Binary: 1110011011101100111000010001001010111₂
• Hexadecimal: 0x1CDD9C2257
• Base-36: 1KYCR49J

Squares and roots of 123977081431

• 123977081431 squared (123977081431²) is 15370316720148805007761
• 123977081431 cubed (123977081431³) is 1905567007634149236884526083985991
• The square root of 123977081431 is 352103.7935481525
• The cube root of 123977081431 is 4986.3237116813

Scales and comparisons

• 123,977,081,431 seconds is equal to 3,942 years, 4 weeks, 3 days, 22 hours, 10 minutes, 31 seconds.
• To count from 1 to 123,977,081,431 would take you about seven thousand, eight hundred eighty-four 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 123977081431 cubic inches would be around 415.5 feet tall.

Recreational maths with 123977081431

• 123977081431 backwards is 134180779321
• The number of decimal digits it has is: 12
• The sum of 123977081431's digits is 46
• More coming soon!