21479537232

Names of 21479537232

• Cardinal: 21479537232 can be written as Twenty-one billion, four hundred seventy-nine million, five hundred thirty-seven thousand, two hundred thirty-two.

Scientific notation

• Scientific notation: 2.1479537232 × 10¹⁰

Factors of 21479537232

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2908

Divisors of 21479537232

• Number of divisors d(n): 200
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 36 41 48 54 72 81 82 108 123 144 149 162 164 216 246 298 324 328 369 432 447 492 596 648 656 738 894 984 1107 1192 1296 1341 1476 1788 1968 2214 2384 2682 2713 2952 3321 3576 4023 4428 5364 5426 5904 6109 6642 7152 8046 8139 8856 10728 10852 12069 12218 13284 16092 16278 17712 18327 21456 21704 24138 24417 24436 26568 32184 32556 36654 43408 48276 48834 48872 53136 54981 64368 65112 73251 73308 96552 97668 97744 109962 111233 130224 146502 146616 164943 193104 195336 219753 219924 222466 293004 293232 329886 333699 390672 404237 439506 439848 444932 494829 586008 659772 667398 808474 879012 879696 889864 989658 1001097 1172016 1212711 1319544 1334796 1616948 1758024 1779728 1979316 2002194 2425422 2639088 2669592 3003291 3233896 3516048 3638133 3958632 4004388 4850844 5339184 6006582 6467792 7276266 7917264 8008776 9009873 9701688 10914399 12013164 14552532 16017552 16573717 18019746 19403376 21828798 24026328 29105064 32743197 33147434 36039492 43657596 48052656 49721151 58210128 65486394 66294868 72078984 87315192 99442302 130972788 132589736 144157968 149163453 174630384 198884604 261945576 265179472 298326906 397769208 447490359 523891152 596653812 795538416 894980718 1193307624 1342471077 1789961436 2386615248 2684942154 3579922872 5369884308 7159845744 10739768616 21479537232
• Sum of all divisors σ(n): 64135348200
• Sum of proper divisors (its aliquot sum) s(n): 42655810968
• 21479537232 is an abundant number, because the sum of its proper divisors (42655810968) is greater than itself. Its abundance is 21176273736

Bases of 21479537232

• Binary: 10100000000010001111011101001010000₂
• Hexadecimal: 0x50047BA50
• Base-36: 9V8D100

Squares and roots of 21479537232

• 21479537232 squared (21479537232²) is 461370519700874221824
• 21479537232 cubed (21479537232³) is 9910025255662117350617634951168
• The square root of 21479537232 is 146558.9889157263
• The cube root of 21479537232 is 2779.7664362201

Scales and comparisons

• 21,479,537,232 seconds is equal to 682 years, 51 weeks, 18 hours, 7 minutes, 12 seconds.
• To count from 1 to 21,479,537,232 would take you about one thousand, three hundred sixty-five 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 21479537232 cubic inches would be around 231.6 feet tall.

Recreational maths with 21479537232

• 21479537232 backwards is 23273597412
• The number of decimal digits it has is: 11
• The sum of 21479537232's digits is 45
• More coming soon!