21374797872672

Names of 21374797872672

• Cardinal: 21374797872672 can be written as Twenty-one trillion, three hundred seventy-four billion, seven hundred ninety-seven million, eight hundred seventy-two thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 2.1374797872672 × 10¹³

Factors of 21374797872672

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 74218048174

Divisors of 21374797872672

• Number of divisors d(n): 36
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 48 72 96 144 288 74218048169 148436096338 222654144507 296872192676 445308289014 593744385352 667962433521 890616578028 1187488770704 1335924867042 1781233156056 2374977541408 2671849734084 3562466312112 5343699468168 7124932624224 10687398936336 21374797872672
• Sum of all divisors σ(n): 60784581451230
• Sum of proper divisors (its aliquot sum) s(n): 39409783578558
• 21374797872672 is an abundant number, because the sum of its proper divisors (39409783578558) is greater than itself. Its abundance is 18034985705886

Bases of 21374797872672

• Binary: 100110111000010110101001110111111111000100000₂
• Hexadecimal: 0x1370B53BFE20
• Base-36: 7KRG2RT40

Squares and roots of 21374797872672

• 21374797872672 squared (21374797872672²) is 456881984097583456724419584
• 21374797872672 cubed (21374797872672³) is 9765760061751189404449103897437135208448
• The square root of 21374797872672 is 4623288.6425867897
• The cube root of 21374797872672 is 27752.4080361103

Scales and comparisons

• 21,374,797,872,672 seconds is equal to 679,652 years, 23 weeks, 4 days, 21 hours, 31 minutes, 12 seconds.
• To count from 1 to 21,374,797,872,672 would take you about one million, six hundred ninety-nine thousand, one hundred thirty-one 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 21374797872672 cubic inches would be around 2312.7 feet tall.

Recreational maths with 21374797872672

• 21374797872672 backwards is 27627879747312
• 21374797872672 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21374797872672's digits is 72
• More coming soon!