139238674971

Names of 139238674971

• Cardinal: 139238674971 can be written as One hundred thirty-nine billion, two hundred thirty-eight million, six hundred seventy-four thousand, nine hundred seventy-one.

Scientific notation

• Scientific notation: 1.39238674971 × 10¹¹

Factors of 139238674971

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 5541

Divisors of 139238674971

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 11 33 121 223 347 363 669 1041 2453 3817 4957 7359 11451 14871 26983 41987 54527 77381 80949 125961 163581 232143 599797 851191 1105411 1720079 1799391 2553573 3316233 5160237 9363101 12159521 18920869 28089303 36478563 56762607 133754731 208129559 383577617 401264193 624388677 1150732851 4219353787 12658061361 46412891657 139238674971
• Sum of all divisors σ(n): 205610560512
• Sum of proper divisors (its aliquot sum) s(n): 66371885541
• 139238674971 is a deficient number, because the sum of its proper divisors (66371885541) is less than itself. Its deficiency is 72866789430

Bases of 139238674971

• Binary: 10000001101011010001011001001000011011₂
• Hexadecimal: 0x206B45921B
• Base-36: 1RYR417F

Squares and roots of 139238674971

• 139238674971 squared (139238674971²) is 19387408607679781850841
• 139238674971 cubed (139238674971³) is 2699477085654692799577434802000611
• The square root of 139238674971 is 373146.9884254727
• The cube root of 139238674971 is 5183.0646654521

Scales and comparisons

• 139,238,674,971 seconds is equal to 4,427 years, 18 weeks, 4 days, 17 hours, 42 minutes, 51 seconds.
• To count from 1 to 139,238,674,971 would take you about eight thousand, eight hundred fifty-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 139238674971 cubic inches would be around 431.9 feet tall.

Recreational maths with 139238674971

• 139238674971 backwards is 179476832931
• The number of decimal digits it has is: 12
• The sum of 139238674971's digits is 60
• More coming soon!