18488417922

Names of 18488417922

• Cardinal: 18488417922 can be written as Eighteen billion, four hundred eighty-eight million, four hundred seventeen thousand, nine hundred twenty-two.

Scientific notation

• Scientific notation: 1.8488417922 × 10¹⁰

Factors of 18488417922

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 4033

Divisors of 18488417922

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 6 9 13 18 26 39 53 78 106 117 159 234 318 421 477 689 842 954 1263 1378 2067 2526 3541 3789 4134 5473 6201 7082 7578 10623 10946 12402 16419 21246 22313 31869 32838 44626 46033 49257 63738 66939 92066 98514 133878 138099 187673 200817 276198 290069 375346 401634 414297 563019 580138 828594 870207 1126038 1490761 1689057 1740414 2439749 2610621 2981522 3378114 4472283 4879498 5221242 7319247 8944566 13416849 14638494 19379893 21957741 26833698 38759786 43915482 58139679 79010333 116279358 158020666 174419037 237030999 348838074 474061998 711092997 1027134329 1422185994 2054268658 3081402987 6162805974 9244208961 18488417922
• Sum of all divisors σ(n): 44070442416
• Sum of proper divisors (its aliquot sum) s(n): 25582024494
• 18488417922 is an abundant number, because the sum of its proper divisors (25582024494) is greater than itself. Its abundance is 7093606572

Bases of 18488417922

• Binary: 10001001101111111101101111010000010₂
• Hexadecimal: 0x44DFEDE82
• Base-36: 8HRIYKI

Squares and roots of 18488417922

• 18488417922 squared (18488417922²) is 341821597258530798084
• 18488417922 cubed (18488417922³) is 6319740544881286874685188861448
• The square root of 18488417922 is 135972.1218559157
• The cube root of 18488417922 is 2644.2341910281

Scales and comparisons

• 18,488,417,922 seconds is equal to 587 years, 45 weeks, 3 days, 7 hours, 38 minutes, 42 seconds.
• To count from 1 to 18,488,417,922 would take you about one thousand, one hundred seventy-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 18488417922 cubic inches would be around 220.4 feet tall.

Recreational maths with 18488417922

• 18488417922 backwards is 22971488481
• The number of decimal digits it has is: 11
• The sum of 18488417922's digits is 54
• More coming soon!