21026120293997

Names of 21026120293997

• Cardinal: 21026120293997 can be written as Twenty-one trillion, twenty-six billion, one hundred twenty million, two hundred ninety-three thousand, nine hundred ninety-seven.

Scientific notation

• Scientific notation: 2.1026120293997 × 10¹³

Factors of 21026120293997

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 7774

Divisors of 21026120293997

• Number of divisors d(n): 64
• Complete list of divisors:
  1 7 13 79 91 401 553 1027 1201 2807 5213 6073 7189 8407 15613 31679 36491 42511 78949 94879 109291 221753 411827 479767 481601 552643 664153 1233427 2435273 2882789 3358369 3371207 6236971 6260813 7293673 8633989 17046911 31658549 38046479 43658797 43825691 51055711 94817749 192386567 221609843 266325353 494604227 576200167 663724243 1346705969 2501025371 2924762873 3462229589 4033401169 7490602171 17507177597 20473340111 38021917349 52434215197 231056266967 266153421443 1617393868769 3003731470571 21026120293997
• Sum of all divisors σ(n): 26297430620160
• Sum of proper divisors (its aliquot sum) s(n): 5271310326163
• 21026120293997 is a deficient number, because the sum of its proper divisors (5271310326163) is less than itself. Its deficiency is 15754809967834

Bases of 21026120293997

• Binary: 100110001111110000110011011100101111001101101₂
• Hexadecimal: 0x131F866E5E6D
• Base-36: 7GB9L57JH

Squares and roots of 21026120293997

• 21026120293997 squared (21026120293997²) is 442097734617632489714236009
• 21026120293997 cubed (21026120293997³) is 9295600149773902529010391112071323937973
• The square root of 21026120293997 is 4585424.7670196269
• The cube root of 21026120293997 is 27600.6757404731

Scales and comparisons

• 21,026,120,293,997 seconds is equal to 668,565 years, 30 weeks, 3 days, 18 hours, 33 minutes, 17 seconds.
• To count from 1 to 21,026,120,293,997 would take you about one million, six hundred seventy-one thousand, four hundred thirteen 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 21026120293997 cubic inches would be around 2300.1 feet tall.

Recreational maths with 21026120293997

• 21026120293997 backwards is 79939202162012
• The number of decimal digits it has is: 14
• The sum of 21026120293997's digits is 53
• More coming soon!