18153447960

Names of 18153447960

• Cardinal: 18153447960 can be written as Eighteen billion, one hundred fifty-three million, four hundred forty-seven thousand, nine hundred sixty.

Scientific notation

• Scientific notation: 1.815344796 × 10¹⁰

Factors of 18153447960

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 8898776

Divisors of 18153447960

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 17 20 24 30 34 40 51 60 68 85 102 120 136 170 204 255 340 408 510 680 1020 2040 8898749 17797498 26696247 35594996 44493745 53392494 71189992 88987490 106784988 133481235 151278733 177974980 213569976 266962470 302557466 355949960 453836199 533924940 605114932 756393665 907672398 1067849880 1210229864 1512787330 1815344796 2269180995 3025574660 3630689592 4538361990 6051149320 9076723980 18153447960
• Sum of all divisors σ(n): 57663900000
• Sum of proper divisors (its aliquot sum) s(n): 39510452040
• 18153447960 is an abundant number, because the sum of its proper divisors (39510452040) is greater than itself. Its abundance is 21357004080

Bases of 18153447960

• Binary: 10000111010000001111010001000011000₂
• Hexadecimal: 0x43A07A218
• Base-36: 8C83E3C

Squares and roots of 18153447960

• 18153447960 squared (18153447960²) is 329547672836428161600
• 18153447960 cubed (18153447960³) is 5982426529175204223884070336000
• The square root of 18153447960 is 134734.7318251683
• The cube root of 18153447960 is 2628.1675062175

Scales and comparisons

• 18,153,447,960 seconds is equal to 577 years, 11 weeks, 4 days, 8 hours, 26 minutes.
• To count from 1 to 18,153,447,960 would take you about one thousand, one hundred fifty-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 18153447960 cubic inches would be around 219 feet tall.

Recreational maths with 18153447960

• 18153447960 backwards is 06974435181
• The number of decimal digits it has is: 11
• The sum of 18153447960's digits is 48
• More coming soon!