125723431978

Names of 125723431978

• Cardinal: 125723431978 can be written as One hundred twenty-five billion, seven hundred twenty-three million, four hundred thirty-one thousand, nine hundred seventy-eight.

Scientific notation

• Scientific notation: 1.25723431978 × 10¹¹

Factors of 125723431978

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 352

Divisors of 125723431978

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 37 53 67 74 106 134 193 386 1369 1961 2479 2738 3551 3922 4489 4958 7102 7141 8978 10229 12931 14282 20458 25862 72557 91723 131387 145114 166093 183446 237917 262774 264217 332186 378473 475834 478447 528434 685343 756946 866377 956894 1370686 1732754 4861319 6145441 8802929 9722638 12290882 14003501 17605858 17702539 25357691 28007002 32055949 35405078 45917981 50715382 64111898 91835962 325708373 651416746 938234567 1186070113 1698965297 1876469134 2372140226 3397930594 62861715989 125723431978
• Sum of all divisors σ(n): 201506876172
• Sum of proper divisors (its aliquot sum) s(n): 75783444194
• 125723431978 is a deficient number, because the sum of its proper divisors (75783444194) is less than itself. Its deficiency is 49939987784

Bases of 125723431978

• Binary: 1110101000101101100110101010000101010₂
• Hexadecimal: 0x1D45B3542A
• Base-36: 1LR8HGYY

Squares and roots of 125723431978

• 125723431978 squared (125723431978²) is 15806381348326792992484
• 125723431978 cubed (125723431978³) is 1987232510264691482905449239253352
• The square root of 125723431978 is 354575.0019079179
• The cube root of 125723431978 is 5009.6272111707

Scales and comparisons

• 125,723,431,978 seconds is equal to 3,997 years, 32 weeks, 7 hours, 32 minutes, 58 seconds.
• To count from 1 to 125,723,431,978 would take you about seven thousand, nine hundred ninety-five 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 125723431978 cubic inches would be around 417.5 feet tall.

Recreational maths with 125723431978

• 125723431978 backwards is 879134327521
• The number of decimal digits it has is: 12
• The sum of 125723431978's digits is 52
• More coming soon!