18011240544

Names of 18011240544

• Cardinal: 18011240544 can be written as Eighteen billion, eleven million, two hundred forty thousand, five hundred forty-four.

Scientific notation

• Scientific notation: 1.8011240544 × 10¹⁰

Factors of 18011240544

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 574

Divisors of 18011240544

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 8 11 12 16 22 24 32 33 44 48 66 88 96 132 176 227 264 331 352 454 528 662 681 908 993 1056 1324 1362 1816 1986 2497 2648 2724 3632 3641 3972 4994 5296 5448 7264 7282 7491 7944 9988 10592 10896 10923 14564 14982 15888 19976 21792 21846 29128 29964 31776 39952 43692 51529 58256 59928 75137 79904 87384 103058 116512 119856 150274 154587 174768 206116 225411 239712 300548 309174 349536 412232 450822 566819 601096 618348 824464 826507 901644 1133638 1202192 1236696 1648928 1653014 1700457 1803288 2267276 2404384 2473392 2479521 3306028 3400914 3606576 4534552 4946784 4959042 6612056 6801828 7213152 9069104 9918084 13224112 13603656 17056099 18138208 19836168 26448224 27207312 34112198 39672336 51168297 54414624 68224396 79344672 102336594 136448792 187617089 204673188 272897584 375234178 409346376 545795168 562851267 750468356 818692752 1125702534 1500936712 1637385504 2251405068 3001873424 4502810136 6003746848 9005620272 18011240544
• Sum of all divisors σ(n): 51962371776
• Sum of proper divisors (its aliquot sum) s(n): 33951131232
• 18011240544 is an abundant number, because the sum of its proper divisors (33951131232) is greater than itself. Its abundance is 15939890688

Bases of 18011240544

• Binary: 10000110001100011011011100001100000₂
• Hexadecimal: 0x4318DB860
• Base-36: 89VFE5C

Squares and roots of 18011240544

• 18011240544 squared (18011240544²) is 324404785933829415936
• 18011240544 cubed (18011240544³) is 5842932633079029277486322909184
• The square root of 18011240544 is 134205.9631462031
• The cube root of 18011240544 is 2621.2868095615

Scales and comparisons

• 18,011,240,544 seconds is equal to 572 years, 36 weeks, 3 days, 10 hours, 22 minutes, 24 seconds.
• To count from 1 to 18,011,240,544 would take you about one thousand, one hundred forty-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 18011240544 cubic inches would be around 218.4 feet tall.

Recreational maths with 18011240544

• 18011240544 backwards is 44504211081
• The number of decimal digits it has is: 11
• The sum of 18011240544's digits is 30
• More coming soon!