21742274016

Names of 21742274016

• Cardinal: 21742274016 can be written as Twenty-one billion, seven hundred forty-two million, two hundred seventy-four thousand and sixteen.

Scientific notation

• Scientific notation: 2.1742274016 × 10¹⁰

Factors of 21742274016

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 389

Divisors of 21742274016

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 72 81 96 108 127 144 162 216 254 257 288 324 381 432 508 514 648 762 771 864 1016 1028 1143 1296 1524 1542 2032 2056 2286 2313 2592 3048 3084 3429 4064 4112 4572 4626 6096 6168 6858 6939 8224 9144 9252 10287 12192 12336 13716 13878 18288 18504 20574 20817 24672 27432 27756 32639 36576 37008 41148 41634 54864 55512 65278 66049 74016 82296 83268 97917 109728 111024 130556 132098 164592 166536 195834 198147 222048 261112 264196 293751 329184 333072 391668 396294 522224 528392 587502 594441 666144 783336 792588 881253 1044448 1056784 1175004 1188882 1566672 1585176 1762506 1783323 2113568 2350008 2377764 2643759 3133344 3170352 3525012 3566646 4700016 4755528 5287518 5349969 6340704 7050024 7133292 8388223 9400032 9511056 10575036 10699938 14100048 14266584 16776446 19022112 21150072 21399876 25164669 28200096 28533168 33552892 42300144 42799752 50329338 57066336 67105784 75494007 84600288 85599504 100658676 134211568 150988014 171199008 201317352 226482021 268423136 301976028 402634704 452964042 603952056 679446063 805269408 905928084 1207904112 1358892126 1811856168 2415808224 2717784252 3623712336 5435568504 7247424672 10871137008 21742274016
• Sum of all divisors σ(n): 64698657408
• Sum of proper divisors (its aliquot sum) s(n): 42956383392
• 21742274016 is an abundant number, because the sum of its proper divisors (42956383392) is greater than itself. Its abundance is 21214109376

Bases of 21742274016

• Binary: 10100001111111100001100010111100000₂
• Hexadecimal: 0x50FF0C5E0
• Base-36: 9ZKSE00

Squares and roots of 21742274016

• 21742274016 squared (21742274016²) is 472726479386828768256
• 21742274016 cubed (21742274016³) is 10278148649447406740693714436096
• The square root of 21742274016 is 147452.6161721113
• The cube root of 21742274016 is 2791.0545302649

Scales and comparisons

• 21,742,274,016 seconds is equal to 691 years, 17 weeks, 3 days, 16 hours, 33 minutes, 36 seconds.
• To count from 1 to 21,742,274,016 would take you about one thousand, three hundred eighty-two 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 21742274016 cubic inches would be around 232.6 feet tall.

Recreational maths with 21742274016

• 21742274016 backwards is 61047224712
• 21742274016 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21742274016's digits is 36
• More coming soon!