139425748

Names of 139425748

• Cardinal: 139425748 can be written as One hundred thirty-nine million, four hundred twenty-five thousand, seven hundred forty-eight.

Scientific notation

• Scientific notation: 1.39425748 × 10⁸

Factors of 139425748

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 303

Divisors of 139425748

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 7 11 14 22 28 41 44 61 77 82 122 154 164 181 244 287 308 362 427 451 574 671 724 854 902 1148 1267 1342 1708 1804 1991 2501 2534 2684 3157 3982 4697 5002 5068 6314 7421 7964 9394 10004 11041 12628 13937 14842 17507 18788 22082 27511 27874 29684 35014 44164 51947 55022 55748 70028 77287 81631 103894 110044 121451 154574 163262 192577 207788 242902 309148 326524 385154 452681 485804 571417 770308 850157 905362 1142834 1700314 1810724 2285668 3168767 3400628 4979491 6337534 9958982 12675068 19917964 34856437 69712874 139425748
• Sum of all divisors σ(n): 318479616
• Sum of proper divisors (its aliquot sum) s(n): 179053868
• 139425748 is an abundant number, because the sum of its proper divisors (179053868) is greater than itself. Its abundance is 39628120

Bases of 139425748

• Binary: 1000010011110111011111010100₂
• Hexadecimal: 0x84F77D4
• Base-36: 2B0DLG

Squares and roots of 139425748

• 139425748 squared (139425748²) is 19439539205359504
• 139425748 cubed (139425748³) is 2710372294482574454108992
• The square root of 139425748 is 11807.8680548183
• The cube root of 139425748 is 518.5384848625

Scales and comparisons

• 139,425,748 seconds is equal to 4 years, 22 weeks, 3 days, 17 hours, 22 minutes, 28 seconds.
• To count from 1 to 139,425,748 would take you about 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 139425748 cubic inches would be around 43.2 feet tall.

Recreational maths with 139425748

• 139425748 backwards is 847524931
• The number of decimal digits it has is: 9
• The sum of 139425748's digits is 43
• More coming soon!