31989125448

Names of 31989125448

• Cardinal: 31989125448 can be written as Thirty-one billion, nine hundred eighty-nine million, one hundred twenty-five thousand, four hundred forty-eight.

Scientific notation

• Scientific notation: 3.1989125448 × 10¹⁰

Factors of 31989125448

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 21156841

Divisors of 31989125448

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 18 21 24 27 28 36 42 54 56 63 72 84 108 126 168 189 216 252 378 504 756 1512 21156829 42313658 63470487 84627316 126940974 148097803 169254632 190411461 253881948 296195606 380822922 444293409 507763896 571234383 592391212 761645844 888586818 1142468766 1184782424 1332880227 1523291688 1777173636 2284937532 2665760454 3554347272 3998640681 4569875064 5331520908 7997281362 10663041816 15994562724 31989125448
• Sum of all divisors σ(n): 101552784000
• Sum of proper divisors (its aliquot sum) s(n): 69563658552
• 31989125448 is an abundant number, because the sum of its proper divisors (69563658552) is greater than itself. Its abundance is 37574533104

Bases of 31989125448

• Binary: 11101110010101100110101000101001000₂
• Hexadecimal: 0x772B35148
• Base-36: EP1HZ60

Squares and roots of 31989125448

• 31989125448 squared (31989125448²) is 1023304146927881200704
• 31989125448 cubed (31989125448³) is 32734604727534615538161121915392
• The square root of 31989125448 is 178855.0403203671
• The cube root of 31989125448 is 3174.4424324561

Scales and comparisons

• 31,989,125,448 seconds is equal to 1,017 years, 8 weeks, 12 hours, 10 minutes, 48 seconds.
• To count from 1 to 31,989,125,448 would take you about two thousand and thirty-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 31989125448 cubic inches would be around 264.5 feet tall.

Recreational maths with 31989125448

• 31989125448 backwards is 84452198913
• 31989125448 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 31989125448's digits is 54
• More coming soon!