21319385088

Names of 21319385088

• Cardinal: 21319385088 can be written as Twenty-one billion, three hundred nineteen million, three hundred eighty-five thousand and eighty-eight.

Scientific notation

• Scientific notation: 2.1319385088 × 10¹⁰

Factors of 21319385088

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 27114

Divisors of 21319385088

• Number of divisors d(n): 76
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 48 64 96 128 192 256 384 512 768 1024 1536 2048 3072 4096 6144 8192 12288 16384 24576 27109 32768 49152 54218 65536 81327 98304 108436 131072 162654 196608 216872 262144 325308 393216 433744 650616 786432 867488 1301232 1734976 2602464 3469952 5204928 6939904 10409856 13879808 20819712 27759616 41639424 55519232 83278848 111038464 166557696 222076928 333115392 444153856 666230784 888307712 1332461568 1776615424 2664923136 3553230848 5329846272 7106461696 10659692544 21319385088
• Sum of all divisors σ(n): 56853682280
• Sum of proper divisors (its aliquot sum) s(n): 35534297192
• 21319385088 is an abundant number, because the sum of its proper divisors (35534297192) is greater than itself. Its abundance is 14214912104

Bases of 21319385088

• Binary: 10011110110101111000000000000000000₂
• Hexadecimal: 0x4F6BC0000
• Base-36: 9SL0ETC

Squares and roots of 21319385088

• 21319385088 squared (21319385088²) is 454516180530436767744
• 21319385088 cubed (21319385088³) is 9690005481455309556368353001472
• The square root of 21319385088 is 146011.5923069125
• The cube root of 21319385088 is 2772.8405172979

Scales and comparisons

• 21,319,385,088 seconds is equal to 677 years, 46 weeks, 2 days, 3 hours, 24 minutes, 48 seconds.
• To count from 1 to 21,319,385,088 would take you about one thousand, three hundred fifty-five 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 21319385088 cubic inches would be around 231.1 feet tall.

Recreational maths with 21319385088

• 21319385088 backwards is 88058391312
• 21319385088 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21319385088's digits is 48
• More coming soon!