21070017845016

Names of 21070017845016

• Cardinal: 21070017845016 can be written as Twenty-one trillion, seventy billion, seventeen million, eight hundred forty-five thousand and sixteen.

Scientific notation

• Scientific notation: 2.1070017845016 × 10¹³

Factors of 21070017845016

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 778986202

Divisors of 21070017845016

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 21 23 24 28 42 46 49 56 69 84 92 98 138 147 161 168 184 196 276 294 322 392 483 552 588 644 966 1127 1176 1288 1932 2254 3381 3864 4508 6762 9016 13524 27048 778986167 1557972334 2336958501 3115944668 4673917002 5452903169 6231889336 9347834004 10905806338 16358709507 17916681841 18695668008 21811612676 32717419014 35833363682 38170322183 43623225352 53750045523 65434838028 71666727364 76340644366 107500091046 114510966549 125416772887 130869676056 143333454728 152681288732 215000182092 229021933098 250833545774 305362577464 376250318661 430000364184 458043866196 501667091548 752500637322 877917410209 916087732392 1003334183096 1505001274644 1755834820418 2633752230627 3010002549288 3511669640836 5267504461254 7023339281672 10535008922508 21070017845016
• Sum of all divisors σ(n): 63939184669440
• Sum of proper divisors (its aliquot sum) s(n): 42869166824424
• 21070017845016 is an abundant number, because the sum of its proper divisors (42869166824424) is greater than itself. Its abundance is 21799148979408

Bases of 21070017845016

• Binary: 100110010100110111110111011011101011100011000₂
• Hexadecimal: 0x1329BEEDD718
• Base-36: 7GVFKM2OO

Squares and roots of 21070017845016

• 21070017845016 squared (21070017845016²) is 443945651989292684596040256
• 21070017845016 cubed (21070017845016³) is 9353942809631659743798353493211904964096
• The square root of 21070017845016 is 4590208.9108248657
• The cube root of 21070017845016 is 27619.8702764745

Scales and comparisons

• 21,070,017,845,016 seconds is equal to 669,961 years, 20 weeks, 3 days, 6 hours, 43 minutes, 36 seconds.
• To count from 1 to 21,070,017,845,016 would take you about one million, six hundred seventy-four thousand, nine hundred 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 21070017845016 cubic inches would be around 2301.7 feet tall.

Recreational maths with 21070017845016

• 21070017845016 backwards is 61054871007012
• 21070017845016 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21070017845016's digits is 42
• More coming soon!