19949356512

Names of 19949356512

• Cardinal: 19949356512 can be written as Nineteen billion, nine hundred forty-nine million, three hundred fifty-six thousand, five hundred twelve.

Scientific notation

• Scientific notation: 1.9949356512 × 10¹⁰

Factors of 19949356512

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 7696516

Divisors of 19949356512

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 72 81 96 108 144 162 216 288 324 432 648 864 1296 2592 7696511 15393022 23089533 30786044 46179066 61572088 69268599 92358132 123144176 138537198 184716264 207805797 246288352 277074396 369432528 415611594 554148792 623417391 738865056 831223188 1108297584 1246834782 1662446376 2216595168 2493669564 3324892752 4987339128 6649785504 9974678256 19949356512
• Sum of all divisors σ(n): 58670510976
• Sum of proper divisors (its aliquot sum) s(n): 38721154464
• 19949356512 is an abundant number, because the sum of its proper divisors (38721154464) is greater than itself. Its abundance is 18771797952

Bases of 19949356512

• Binary: 10010100101000100110000010111100000₂
• Hexadecimal: 0x4A51305E0
• Base-36: 95XBY00

Squares and roots of 19949356512

• 19949356512 squared (19949356512²) is 397976825242876806144
• 19949356512 cubed (19949356512³) is 7939381570284070394262568009728
• The square root of 19949356512 is 141242.1909770587
• The cube root of 19949356512 is 2712.1245537595

Scales and comparisons

• 19,949,356,512 seconds is equal to 634 years, 17 weeks, 7 hours, 55 minutes, 12 seconds.
• To count from 1 to 19,949,356,512 would take you about one thousand, two hundred sixty-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 19949356512 cubic inches would be around 226 feet tall.

Recreational maths with 19949356512

• 19949356512 backwards is 21565394991
• 19949356512 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 19949356512's digits is 54
• More coming soon!