18368439804

Names of 18368439804

• Cardinal: 18368439804 can be written as Eighteen billion, three hundred sixty-eight million, four hundred thirty-nine thousand, eight hundred four.

Scientific notation

• Scientific notation: 1.8368439804 × 10¹⁰

Factors of 18368439804

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2136

Divisors of 18368439804

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 9 11 12 13 18 22 26 29 33 36 39 44 52 58 61 66 78 87 99 116 117 122 132 143 156 174 183 198 234 244 261 286 319 348 366 377 396 429 468 522 549 572 638 671 732 754 793 858 957 1044 1098 1131 1276 1287 1342 1508 1586 1716 1769 1914 2013 2017 2196 2262 2379 2574 2684 2871 3172 3393 3538 3828 4026 4034 4147 4524 4758 5148 5307 5742 6039 6051 6786 7076 7137 8052 8068 8294 8723 9516 10614 11484 12078 12102 12441 13572 14274 15921 16588 17446 18153 19459 21228 22187 22997 24156 24204 24882 26169 26221 28548 31842 34892 36306 37323 38918 44374 45994 49764 52338 52442 58377 58493 63684 66561 68991 72612 74646 77836 78507 78663 88748 91988 104676 104884 116754 116986 123037 133122 137982 149292 157014 157326 175131 175479 199683 206973 233508 233972 235989 246074 252967 266244 275964 288431 314028 314652 350262 350958 369111 399366 413946 471978 492148 505934 526437 576862 643423 700524 701916 738222 758901 760409 798732 827892 865293 943956 1011868 1052874 1107333 1153724 1286846 1353407 1476444 1517802 1520818 1599481 1730586 1930269 2105748 2214666 2276703 2281227 2573692 2595879 2706814 3035604 3041636 3198962 3461172 3568073 3860538 4060221 4429332 4553406 4562454 4798443 5191758 5413628 5790807 6397924 6843681 7136146 7721076 8120442 8364499 9106812 9124908 9596886 10383516 10704219 11581614 12180663 13687362 14272292 14395329 16240884 16728998 17594291 19193772 21408438 23163228 24361326 25093497 27374724 28790658 32112657 33457996 35188582 39248803 42816876 46384949 48722652 50186994 52782873 57581316 64225314 70377164 75280491 78497606 92769898 100373988 105565746 117746409 128450628 139154847 150560982 156995212 158348619 185539796 211131492 235492818 278309694 301121964 316697238 353239227 417464541 470985636 510234439 556619388 633394476 706478454 834929082 1020468878 1412956908 1530703317 1669858164 2040937756 3061406634 4592109951 6122813268 9184219902 18368439804
• Sum of all divisors σ(n): 57383202240
• Sum of proper divisors (its aliquot sum) s(n): 39014762436
• 18368439804 is an abundant number, because the sum of its proper divisors (39014762436) is greater than itself. Its abundance is 20646322632

Bases of 18368439804

• Binary: 10001000110110110000010010111111100₂
• Hexadecimal: 0x446D825FC
• Base-36: 8FS3EV0

Squares and roots of 18368439804

• 18368439804 squared (18368439804²) is 337399580833171558416
• 18368439804 cubed (18368439804³) is 6197503890428943937169165590464
• The square root of 18368439804 is 135530.2173096467
• The cube root of 18368439804 is 2638.5019720973

Scales and comparisons

• 18,368,439,804 seconds is equal to 584 years, 3 weeks, 16 hours, 23 minutes, 24 seconds.
• To count from 1 to 18,368,439,804 would take you about one thousand, one hundred sixty-eight 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 18368439804 cubic inches would be around 219.9 feet tall.

Recreational maths with 18368439804

• 18368439804 backwards is 40893486381
• The number of decimal digits it has is: 11
• The sum of 18368439804's digits is 54
• More coming soon!