21118481076

Names of 21118481076

• Cardinal: 21118481076 can be written as Twenty-one billion, one hundred eighteen million, four hundred eighty-one thousand and seventy-six.

Scientific notation

• Scientific notation: 2.1118481076 × 10¹⁰

Factors of 21118481076

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 3264

Divisors of 21118481076

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 7 11 12 14 19 21 22 28 33 38 42 44 57 66 76 77 84 114 132 133 154 209 228 231 266 308 399 418 431 462 532 627 798 836 862 924 1254 1293 1463 1596 1724 2508 2586 2791 2926 3017 4389 4741 5172 5582 5852 6034 8189 8373 8778 9051 9482 11164 12068 14223 16378 16746 17556 18102 18964 19537 24567 28446 30701 32756 33187 33492 36204 39074 49134 53029 56892 57323 58611 61402 66374 78148 90079 92103 98268 99561 106058 114646 117222 122804 132748 159087 171969 180158 184206 199122 212116 214907 229292 234444 270237 318174 343938 360316 368412 371203 398244 429814 540474 583319 630553 636348 644721 687876 742406 859628 1080948 1113609 1166638 1202921 1261106 1289442 1484812 1749957 1891659 2227218 2333276 2405842 2522212 2578884 3499914 3608763 3783318 4083233 4454436 4811684 6999828 7217526 7566636 8166466 8420447 12249699 13232131 14435052 16332932 16840894 22855499 24499398 25261341 26464262 33681788 39696393 45710998 48998796 50522682 52928524 68566497 79392786 91421996 92624917 101045364 137132994 158785572 159988493 185249834 251410489 274265988 277874751 319976986 370499668 479965479 502820978 555749502 639953972 754231467 959930958 1005641956 1111499004 1508462934 1759873423 1919861916 3016925868 3519746846 5279620269 7039493692 10559240538 21118481076
• Sum of all divisors σ(n): 64842301440
• Sum of proper divisors (its aliquot sum) s(n): 43723820364
• 21118481076 is an abundant number, because the sum of its proper divisors (43723820364) is greater than itself. Its abundance is 22605339288

Bases of 21118481076

• Binary: 10011101010110000100111001010110100₂
• Hexadecimal: 0x4EAC272B4
• Base-36: 9P9ECAC

Squares and roots of 21118481076

• 21118481076 squared (21118481076²) is 445990242957370117776
• 21118481076 cubed (21118481076³) is 9418636505975863106980347206976
• The square root of 21118481076 is 145321.9910268229
• The cube root of 21118481076 is 2764.1030252157

Scales and comparisons

• 21,118,481,076 seconds is equal to 671 years, 26 weeks, 20 hours, 44 minutes, 36 seconds.
• To count from 1 to 21,118,481,076 would take you about one thousand, three hundred forty-three 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 21118481076 cubic inches would be around 230.3 feet tall.

Recreational maths with 21118481076

• 21118481076 backwards is 67018481112
• The number of decimal digits it has is: 11
• The sum of 21118481076's digits is 39
• More coming soon!