21532359520

Names of 21532359520

• Cardinal: 21532359520 can be written as Twenty-one billion, five hundred thirty-two million, three hundred fifty-nine thousand, five hundred twenty.

Scientific notation

• Scientific notation: 2.153235952 × 10¹⁰

Factors of 21532359520

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 6973

Divisors of 21532359520

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 19 20 28 32 35 38 40 56 70 76 80 95 112 133 140 149 152 160 190 224 266 280 298 304 380 532 560 596 608 665 745 760 1043 1064 1120 1192 1330 1490 1520 2086 2128 2384 2660 2831 2980 3040 4172 4256 4768 5215 5320 5662 5960 6791 8344 10430 10640 11324 11920 13582 14155 16688 19817 20860 21280 22648 23840 27164 28310 33376 33955 39634 41720 45296 47537 54328 56620 67910 79268 83440 90592 95074 99085 108656 113240 129029 135820 158536 166880 190148 198170 217312 226480 237685 258058 271640 317072 380296 396340 452960 475370 516116 543280 634144 645145 760592 792680 903203 950740 1011859 1032232 1086560 1290290 1521184 1585360 1806406 1901480 2023718 2064464 2580580 3170720 3612812 3802960 4047436 4128928 4516015 5059295 5161160 7083013 7225624 7605920 8094872 9032030 10118590 10322320 14166026 14451248 16189744 18064060 19225321 20237180 20644640 28332052 28902496 32379488 35415065 36128120 38450642 40474360 56664104 70830130 72256240 76901284 80948720 96126605 113328208 134577247 141660260 144512480 153802568 161897440 192253210 226656416 269154494 283320520 307605136 384506420 538308988 566641040 615210272 672886235 769012840 1076617976 1133282080 1345772470 1538025680 2153235952 2691544940 3076051360 4306471904 5383089880 10766179760 21532359520
• Sum of all divisors σ(n): 61617024000
• Sum of proper divisors (its aliquot sum) s(n): 40084664480
• 21532359520 is an abundant number, because the sum of its proper divisors (40084664480) is greater than itself. Its abundance is 18552304960

Bases of 21532359520

• Binary: 10100000011011011011011101101100000₂
• Hexadecimal: 0x5036DBB60
• Base-36: 9W3T6XS

Squares and roots of 21532359520

• 21532359520 squared (21532359520²) is 463642506498534630400
• 21532359520 cubed (21532359520³) is 9983317138680384014943121408000
• The square root of 21532359520 is 146739.0865447921
• The cube root of 21532359520 is 2782.0432298939

Scales and comparisons

• 21,532,359,520 seconds is equal to 684 years, 34 weeks, 3 days, 2 hours, 58 minutes, 40 seconds.
• To count from 1 to 21,532,359,520 would take you about one thousand, three hundred sixty-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 21532359520 cubic inches would be around 231.8 feet tall.

Recreational maths with 21532359520

• 21532359520 backwards is 02595323512
• The number of decimal digits it has is: 11
• The sum of 21532359520's digits is 37
• More coming soon!