18918068976

Names of 18918068976

• Cardinal: 18918068976 can be written as Eighteen billion, nine hundred eighteen million, sixty-eight thousand, nine hundred seventy-six.

Scientific notation

• Scientific notation: 1.8918068976 × 10¹⁰

Factors of 18918068976

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 23509

Divisors of 18918068976

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 36 48 72 144 9157 14347 18314 27471 28694 36628 43041 54942 57388 73256 82413 86082 109884 114776 129123 146512 164826 172164 219768 229552 258246 329652 344328 439536 516492 659304 688656 1032984 1318608 2065968 131375479 262750958 394126437 525501916 788252874 1051003832 1182379311 1576505748 2102007664 2364758622 3153011496 4729517244 6306022992 9459034488 18918068976
• Sum of all divisors σ(n): 52953790552
• Sum of proper divisors (its aliquot sum) s(n): 34035721576
• 18918068976 is an abundant number, because the sum of its proper divisors (34035721576) is greater than itself. Its abundance is 15117652600

Bases of 18918068976

• Binary: 10001100111100110101101001011110000₂
• Hexadecimal: 0x4679AD2F0
• Base-36: 8OVBVG0

Squares and roots of 18918068976

• 18918068976 squared (18918068976²) is 357893333780693688576
• 18918068976 cubed (18918068976³) is 6770650774513754057608631218176
• The square root of 18918068976 is 137542.9713798565
• The cube root of 18918068976 is 2664.5605981439

Scales and comparisons

• 18,918,068,976 seconds is equal to 601 years, 27 weeks, 6 days, 3 hours, 9 minutes, 36 seconds.
• To count from 1 to 18,918,068,976 would take you about one thousand, two hundred three 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 18918068976 cubic inches would be around 222 feet tall.

Recreational maths with 18918068976

• 18918068976 backwards is 67986081981
• The number of decimal digits it has is: 11
• The sum of 18918068976's digits is 63
• More coming soon!