31819145800

Names of 31819145800

• Cardinal: 31819145800 can be written as Thirty-one billion, eight hundred nineteen million, one hundred forty-five thousand, eight hundred.

Scientific notation

• Scientific notation: 3.18191458 × 10¹⁰

Factors of 31819145800

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 12238153

Divisors of 31819145800

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 5 8 10 13 20 25 26 40 50 52 65 100 104 130 200 260 325 520 650 1300 2600 12238133 24476266 48952532 61190665 97905064 122381330 159095729 244762660 305953325 318191458 489525320 611906650 636382916 795478645 1223813300 1272765832 1590957290 2447626600 3181914580 3977393225 6363829160 7954786450 15909572900 31819145800
• Sum of all divisors σ(n): 79670252340
• Sum of proper divisors (its aliquot sum) s(n): 47851106540
• 31819145800 is an abundant number, because the sum of its proper divisors (47851106540) is greater than itself. Its abundance is 16031960740

Bases of 31819145800

• Binary: 11101101000100100011010001001001000₂
• Hexadecimal: 0x76891A248
• Base-36: EM8AQ14

Squares and roots of 31819145800

• 31819145800 squared (31819145800²) is 1012458039441657640000
• 31819145800 cubed (31819145800³) is 32215549973376255040843912000000
• The square root of 31819145800 is 178379.2190811475
• The cube root of 31819145800 is 3168.8097977555

Scales and comparisons

• 31,819,145,800 seconds is equal to 1,011 years, 39 weeks, 3 hours, 36 minutes, 40 seconds.
• To count from 1 to 31,819,145,800 would take you about two thousand and twenty-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 31819145800 cubic inches would be around 264.1 feet tall.

Recreational maths with 31819145800

• 31819145800 backwards is 00854191813
• 31819145800 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 31819145800's digits is 40
• More coming soon!