18468490677

Names of 18468490677

• Cardinal: 18468490677 can be written as Eighteen billion, four hundred sixty-eight million, four hundred ninety thousand, six hundred seventy-seven.

Scientific notation

• Scientific notation: 1.8468490677 × 10¹⁰

Factors of 18468490677

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1896

Divisors of 18468490677

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 7 13 21 39 49 71 79 91 147 213 237 273 497 553 637 923 1027 1491 1659 1723 1911 2769 3081 3479 3871 5169 5609 6461 7189 10437 11613 12061 16827 19383 21567 22399 36183 39263 45227 50323 67197 72917 84427 117789 122333 135681 136117 150969 156793 218751 253281 274841 366999 408351 470379 510419 824523 856331 952819 1097551 1531257 1590329 1769521 2568993 2858457 3292653 3572933 4770987 5308563 5994317 6669733 9664307 10718799 11132303 12386647 17982951 20009199 28992921 33396909 37159941 67650149 77926121 86706529 125635991 202950447 233778363 260119587 376907973 473551043 879451937 1420653129 2638355811 6156163559 18468490677
• Sum of all divisors σ(n): 31697326080
• Sum of proper divisors (its aliquot sum) s(n): 13228835403
• 18468490677 is a deficient number, because the sum of its proper divisors (13228835403) is less than itself. Its deficiency is 5239655274

Bases of 18468490677

• Binary: 10001001100110011101100110110110101₂
• Hexadecimal: 0x44CCECDB5
• Base-36: 8HFNULX

Squares and roots of 18468490677

• 18468490677 squared (18468490677²) is 341085147886435918329
• 18468490677 cubed (18468490677³) is 6299327873803808012417069918733
• The square root of 18468490677 is 135898.8251494471
• The cube root of 18468490677 is 2643.2838438949

Scales and comparisons

• 18,468,490,677 seconds is equal to 587 years, 12 weeks, 3 days, 16 hours, 17 minutes, 57 seconds.
• To count from 1 to 18,468,490,677 would take you about one thousand, one hundred seventy-four 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 18468490677 cubic inches would be around 220.3 feet tall.

Recreational maths with 18468490677

• 18468490677 backwards is 77609486481
• The number of decimal digits it has is: 11
• The sum of 18468490677's digits is 60
• More coming soon!