21376250136

Names of 21376250136

• Cardinal: 21376250136 can be written as Twenty-one billion, three hundred seventy-six million, two hundred fifty thousand, one hundred thirty-six.

Scientific notation

• Scientific notation: 2.1376250136 × 10¹⁰

Factors of 21376250136

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 3192427

Divisors of 21376250136

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 27 31 36 54 62 72 93 108 124 186 216 248 279 372 558 744 837 1116 1674 2232 3348 6696 3192391 6384782 9577173 12769564 19154346 25539128 28731519 38308692 57463038 76617384 86194557 98964121 114926076 172389114 197928242 229852152 296892363 344778228 395856484 593784726 689556456 791712968 890677089 1187569452 1781354178 2375138904 2672031267 3562708356 5344062534 7125416712 10688125068 21376250136
• Sum of all divisors σ(n): 61293926400
• Sum of proper divisors (its aliquot sum) s(n): 39917676264
• 21376250136 is an abundant number, because the sum of its proper divisors (39917676264) is greater than itself. Its abundance is 18541426128

Bases of 21376250136

• Binary: 10011111010000111111011000100011000₂
• Hexadecimal: 0x4FA1FB118
• Base-36: 9TIV860

Squares and roots of 21376250136

• 21376250136 squared (21376250136²) is 456944069876840018496
• 21376250136 cubed (21376250136³) is 9767750735849194948625362515456
• The square root of 21376250136 is 146206.1904845345
• The cube root of 21376250136 is 2775.3036547187

Scales and comparisons

• 21,376,250,136 seconds is equal to 679 years, 36 weeks, 2 days, 7 hours, 15 minutes, 36 seconds.
• To count from 1 to 21,376,250,136 would take you about one thousand, three hundred fifty-nine 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 21376250136 cubic inches would be around 231.3 feet tall.

Recreational maths with 21376250136

• 21376250136 backwards is 63105267312
• 21376250136 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21376250136's digits is 36
• More coming soon!