21294319727772342

Names of 21294319727772342

• Cardinal: 21294319727772342 can be written as Twenty-one quadrillion, two hundred ninety-four trillion, three hundred nineteen billion, seven hundred twenty-seven million, seven hundred seventy-two thousand, three hundred forty-two.

Scientific notation

• Scientific notation: 2.1294319727772342 × 10¹⁶

Factors of 21294319727772342

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 1682614

Divisors of 21294319727772342

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 6 9 18 22907 31723 45814 63446 68721 95169 137442 190338 206163 285507 412326 571014 1627979 3255958 4883937 9767874 14651811 29303622 726678761 1453357522 2180036283 4360072566 6540108849 13080217698 37292114953 51644377817 74584229906 103288755634 111876344859 154933133451 223752689718 309866266902 335629034577 464799400353 671258069154 929598800706 1183017762654019 2366035525308038 3549053287962057 7098106575924114 10647159863886171 21294319727772342
• Sum of all divisors σ(n): 46141189672818240
• Sum of proper divisors (its aliquot sum) s(n): 24846869945045898
• 21294319727772342 is an abundant number, because the sum of its proper divisors (24846869945045898) is greater than itself. Its abundance is 3552550217273556

Bases of 21294319727772342

• Binary: 1001011101001110001001000101011000110111000001010110110₂
• Hexadecimal: 0x4BA7122B1B82B6
• Base-36: 5TO7FFMVFLI

Squares and roots of 21294319727772342

• 21294319727772342 squared (21294319727772342²) is 453448052668594349502777780164964
• 21294319727772342 cubed (21294319727772342³) is 9655867813460800625871901022547736615732996625688
• The square root of 21294319727772342 is 145925733.6036805469
• The cube root of 21294319727772342 is 277175.3408045939

Scales and comparisons

• 21,294,319,727,772,342 seconds is equal to 677,093,499 years, 35 weeks, 5 days, 6 hours, 5 minutes, 42 seconds.
• To count from 1 to 21,294,319,727,772,342 would take you about two billion, thirty-one million, two hundred eighty thousand, four hundred ninety-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 21294319727772342 cubic inches would be around 23097.9 feet tall.

Recreational maths with 21294319727772342

• 21294319727772342 backwards is 24327772791349212
• The number of decimal digits it has is: 17
• The sum of 21294319727772342's digits is 72
• More coming soon!