139446897472

Names of 139446897472

• Cardinal: 139446897472 can be written as One hundred thirty-nine billion, four hundred forty-six million, eight hundred ninety-seven thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 1.39446897472 × 10¹¹

Factors of 139446897472

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 89357

Divisors of 139446897472

• Number of divisors d(n): 56
• Complete list of divisors:
  1 2 4 8 16 32 43 64 86 172 344 571 688 1142 1376 2284 2752 4568 9136 18272 24553 36544 49106 88741 98212 177482 196424 354964 392848 709928 785696 1419856 1571392 2839712 3815863 5679424 7631726 15263452 30526904 50671111 61053808 101342222 122107616 202684444 244215232 405368888 810737776 1621475552 2178857773 3242951104 4357715546 8715431092 17430862184 34861724368 69723448736 139446897472
• Sum of all divisors σ(n): 283649249312
• Sum of proper divisors (its aliquot sum) s(n): 144202351840
• 139446897472 is an abundant number, because the sum of its proper divisors (144202351840) is greater than itself. Its abundance is 4755454368

Bases of 139446897472

• Binary: 10000001110111101011101100101101000000₂
• Hexadecimal: 0x2077AECB40
• Base-36: 1S272YPS

Squares and roots of 139446897472

• 139446897472 squared (139446897472²) is 19445437214566479990784
• 139446897472 cubed (139446897472³) is 2711605889557865200202795952898048
• The square root of 139446897472 is 373425.8928783595
• The cube root of 139446897472 is 5185.6470254675

Scales and comparisons

• 139,446,897,472 seconds is equal to 4,433 years, 50 weeks, 6 days, 17 hours, 17 minutes, 52 seconds.
• To count from 1 to 139,446,897,472 would take you about eight thousand, eight hundred sixty-seven 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 139446897472 cubic inches would be around 432.1 feet tall.

Recreational maths with 139446897472

• 139446897472 backwards is 274798644931
• 139446897472 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 139446897472's digits is 64
• More coming soon!