807072140

Names of 807072140

• Cardinal: 807072140 can be written as Eight hundred seven million, seventy-two thousand, one hundred forty.

Scientific notation

• Scientific notation: 8.0707214 × 10⁸

Factors of 807072140

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 14

Divisors of 807072140

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 4 5 7 10 14 20 28 35 49 70 98 140 196 245 343 490 686 980 1372 1715 2401 3430 4802 6860 9604 12005 16807 24010 33614 48020 67228 84035 117649 168070 235298 336140 470596 588245 823543 1176490 1647086 2352980 3294172 4117715 5764801 8235430 11529602 16470860 23059204 28824005 40353607 57648010 80707214 115296020 161414428 201768035 403536070 807072140
• Sum of all divisors σ(n): 1977326736
• Sum of proper divisors (its aliquot sum) s(n): 1170254596
• 807072140 is an abundant number, because the sum of its proper divisors (1170254596) is greater than itself. Its abundance is 363182456

Bases of 807072140

• Binary: 110000000110101111000110001100₂
• Hexadecimal: 0x301AF18C
• Base-36: DCICUK

Squares and roots of 807072140

• 807072140 squared (807072140²) is 651365439164179600
• 807072140 cubed (807072140³) is 525698898908274241116344000
• The square root of 807072140 is 28409.0151184443
• The cube root of 807072140 is 931.0452424921

Scales and comparisons

• 807,072,140 seconds is equal to 25 years, 34 weeks, 3 days, 2 hours, 42 minutes, 20 seconds.
• To count from 1 to 807,072,140 would take you about thirty-eight 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 807072140 cubic inches would be around 77.6 feet tall.

Recreational maths with 807072140

• 807072140 backwards is 041270708
• The number of decimal digits it has is: 9
• The sum of 807072140's digits is 29
• More coming soon!