18033139215

Names of 18033139215

• Cardinal: 18033139215 can be written as Eighteen billion, thirty-three million, one hundred thirty-nine thousand, two hundred fifteen.

Scientific notation

• Scientific notation: 1.8033139215 × 10¹⁰

Factors of 18033139215

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1217

Divisors of 18033139215

• Number of divisors d(n): 256
• Complete list of divisors:
  1 3 5 7 9 13 15 17 21 27 35 39 45 51 63 65 79 85 91 105 117 119 135 153 189 195 221 237 255 273 315 351 357 395 455 459 553 585 595 663 711 765 819 945 1027 1071 1093 1105 1185 1343 1365 1547 1659 1755 1785 1989 2133 2295 2457 2765 3081 3213 3279 3315 3555 4029 4095 4641 4977 5135 5355 5465 5967 6715 7189 7651 7735 8295 9243 9401 9837 9945 10665 12087 12285 13923 14209 14931 15405 16065 16395 17459 18581 20145 21567 22953 23205 24885 27729 28203 29511 29835 35945 36261 38255 41769 42627 46215 47005 49185 52377 55743 60435 64701 68859 69615 71045 74655 84609 86347 87295 92905 99463 107835 114765 122213 127881 130067 138645 141015 147555 157131 167229 181305 194103 206577 208845 213135 241553 253827 259041 261885 278715 298389 323505 344295 366639 383643 390201 423045 431735 471393 497315 501687 604429 611065 639405 650335 724659 777123 785655 836145 895167 970515 1032885 1099917 1122511 1170603 1207765 1269135 1295205 1467899 1491945 1690871 1813287 1833195 1918215 1951005 2173977 2331369 2356965 2508435 2685501 3022145 3299751 3367533 3511809 3623295 3885615 4403697 4475835 5072613 5439861 5499585 5612555 5853015 6521931 7339495 7857577 8454355 9066435 10102599 10275293 10869885 11656845 13211091 13427505 15217839 16319583 16498755 16837665 17559045 19082687 22018485 23572731 25363065 27199305 30307797 30825879 32609655 39287885 39633273 45653517 50512995 51376465 57248061 66055455 70718193 76089195 81597915 92477637 95413435 117863655 133578809 151538985 154129395 171744183 198166365 212154579 228267585 277432911 286240305 353590965 400736427 462388185 515232549 667894045 858720915 1060772895 1202209281 1387164555 2003682135 2576162745 3606627843 6011046405 18033139215
• Sum of all divisors σ(n): 42345676800
• Sum of proper divisors (its aliquot sum) s(n): 24312537585
• 18033139215 is an abundant number, because the sum of its proper divisors (24312537585) is greater than itself. Its abundance is 6279398370

Bases of 18033139215

• Binary: 10000110010110110111101111000001111₂
• Hexadecimal: 0x432DBDE0F
• Base-36: 8A8GR9R

Squares and roots of 18033139215

• 18033139215 squared (18033139215²) is 325194109947570816225
• 18033139215 cubed (18033139215³) is 5864270656582560880056605763375
• The square root of 18033139215 is 134287.5244205507
• The cube root of 18033139215 is 2622.3487288105

Scales and comparisons

• 18,033,139,215 seconds is equal to 573 years, 20 weeks, 4 days, 21 hours, 20 minutes, 15 seconds.
• To count from 1 to 18,033,139,215 would take you about one thousand, one hundred forty-six 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 18033139215 cubic inches would be around 218.5 feet tall.

Recreational maths with 18033139215

• 18033139215 backwards is 51293133081
• The number of decimal digits it has is: 11
• The sum of 18033139215's digits is 36
• More coming soon!