15149221128

Names of 15149221128

• Cardinal: 15149221128 can be written as Fifteen billion, one hundred forty-nine million, two hundred twenty-one thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 1.5149221128 × 10¹⁰

Factors of 15149221128

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 67169

Divisors of 15149221128

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 27 36 54 72 108 216 1061 2122 3183 4244 6366 8488 9549 12732 19098 25464 28647 38196 57294 66103 76392 114588 132206 198309 229176 264412 396618 528824 594927 793236 1189854 1586472 1784781 2379708 3569562 4759416 7139124 14278248 70135283 140270566 210405849 280541132 420811698 561082264 631217547 841623396 1262435094 1683246792 1893652641 2524870188 3787305282 5049740376 7574610564 15149221128
• Sum of all divisors σ(n): 42121468800
• Sum of proper divisors (its aliquot sum) s(n): 26972247672
• 15149221128 is an abundant number, because the sum of its proper divisors (26972247672) is greater than itself. Its abundance is 11823026544

Bases of 15149221128

• Binary: 1110000110111101101100010100001000₂
• Hexadecimal: 0x386F6C508
• Base-36: 6YJGDU0

Squares and roots of 15149221128

• 15149221128 squared (15149221128²) is 229498900785041592384
• 15149221128 cubed (15149221128³) is 3476729596625527877702456689152
• The square root of 15149221128 is 123082.1722590237
• The cube root of 15149221128 is 2474.3631257553

Scales and comparisons

• 15,149,221,128 seconds is equal to 481 years, 36 weeks, 2 days, 4 hours, 58 minutes, 48 seconds.
• To count from 1 to 15,149,221,128 would take you about nine hundred sixty-three 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 15149221128 cubic inches would be around 206.2 feet tall.

Recreational maths with 15149221128

• 15149221128 backwards is 82112294151
• 15149221128 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 15149221128's digits is 36
• More coming soon!