155659444369

Names of 155659444369

• Cardinal: 155659444369 can be written as One hundred fifty-five billion, six hundred fifty-nine million, four hundred forty-four thousand, three hundred sixty-nine.

Scientific notation

• Scientific notation: 1.55659444369 × 10¹¹

Factors of 155659444369

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 144

Divisors of 155659444369

• Number of divisors d(n): 81
• Complete list of divisors:
  1 11 13 31 89 121 143 169 341 403 961 979 1157 1573 1859 2759 3751 4433 5239 7921 10571 10769 12493 12727 15041 20449 30349 35867 48763 57629 85529 87131 102973 116281 137423 139997 162409 165451 245551 333839 394537 466271 633919 940819 958441 1111877 1132703 1338649 1511653 1786499 1819961 2701061 3192163 4339907 5128981 7612081 10349009 12230647 12459733 14454401 14725139 19651489 29711671 35113793 41498119 56418791 83732891 98957053 134537117 158998411 161976529 386251723 456479309 921061801 1088527583 1286441689 1748982521 5021272399 11973803413 14150858579 155659444369
• Sum of all divisors σ(n): 193614870897
• Sum of proper divisors (its aliquot sum) s(n): 37955426528
• 155659444369 is a deficient number, because the sum of its proper divisors (37955426528) is less than itself. Its deficiency is 117704017841

Bases of 155659444369

• Binary: 10010000111110000001101010000010010001₂
• Hexadecimal: 0x243E06A091
• Base-36: 1ZIBM3YP

Squares and roots of 155659444369

• 155659444369 squared (155659444369²) is 24229862621265805808161
• 155659444369 cubed (155659444369³) is 3771606952763437215557394265695409
• 155659444369 is a perfect square number. Its square root is 394537
• The cube root of 155659444369 is 5379.2924859391

Scales and comparisons

• 155,659,444,369 seconds is equal to 4,949 years, 25 weeks, 2 days, 22 hours, 32 minutes, 49 seconds.
• To count from 1 to 155,659,444,369 would take you about nine thousand, eight hundred ninety-eight 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 155659444369 cubic inches would be around 448.3 feet tall.

Recreational maths with 155659444369

• 155659444369 backwards is 963444956551
• The number of decimal digits it has is: 12
• The sum of 155659444369's digits is 61
• More coming soon!