15215882132

Names of 15215882132

• Cardinal: 15215882132 can be written as Fifteen billion, two hundred fifteen million, eight hundred eighty-two thousand, one hundred thirty-two.

Scientific notation

• Scientific notation: 1.5215882132 × 10¹⁰

Factors of 15215882132

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 5768

Divisors of 15215882132

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 11 22 43 44 86 121 131 172 242 262 473 484 524 946 1441 1892 2882 5203 5581 5633 5764 10406 11162 11266 15851 20812 22324 22532 31702 61391 61963 63404 122782 123926 239983 245564 247852 479966 675301 681593 731111 959932 1350602 1363186 1462222 2639813 2701204 2726372 2924444 5279626 8042221 10559252 16084442 29037943 31437773 32168884 58075886 62875546 88464431 116151772 125751092 176928862 345815503 353857724 691631006 1383262012 3803970533 7607941066 15215882132
• Sum of all divisors σ(n): 30183258336
• Sum of proper divisors (its aliquot sum) s(n): 14967376204
• 15215882132 is a deficient number, because the sum of its proper divisors (14967376204) is less than itself. Its deficiency is 248505928

Bases of 15215882132

• Binary: 1110001010111011111110111110010100₂
• Hexadecimal: 0x38AEFEF94
• Base-36: 6ZN55SK

Squares and roots of 15215882132

• 15215882132 squared (15215882132²) is 231523069054916865424
• 15215882132 cubed (15215882132³) is 3522827729578511659350490203968
• The square root of 15215882132 is 123352.6737934773
• The cube root of 15215882132 is 2477.9871225551

Scales and comparisons

• 15,215,882,132 seconds is equal to 483 years, 42 weeks, 3 days, 17 hours, 55 minutes, 32 seconds.
• To count from 1 to 15,215,882,132 would take you about nine 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 15215882132 cubic inches would be around 206.5 feet tall.

Recreational maths with 15215882132

• 15215882132 backwards is 23128851251
• The number of decimal digits it has is: 11
• The sum of 15215882132's digits is 38
• More coming soon!