31898479744128

Names of 31898479744128

• Cardinal: 31898479744128 can be written as Thirty-one trillion, eight hundred ninety-eight billion, four hundred seventy-nine million, seven hundred forty-four thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 3.1898479744128 × 10¹³

Factors of 31898479744128

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 557509937

Divisors of 31898479744128

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 48 64 96 128 149 192 298 384 447 596 894 1192 1788 2384 3576 4768 7152 9536 14304 19072 28608 57216 557509783 1115019566 1672529349 2230039132 3345058698 4460078264 6690117396 8920156528 13380234792 17840313056 26760469584 35680626112 53520939168 71361252224 83068957667 107041878336 166137915334 214083756672 249206873001 332275830668 498413746002 664551661336 996827492004 1329103322672 1993654984008 2658206645344 3987309968016 5316413290688 7974619936032 10632826581376 15949239872064 31898479744128
• Sum of all divisors σ(n): 85298996952000
• Sum of proper divisors (its aliquot sum) s(n): 53400517207872
• 31898479744128 is an abundant number, because the sum of its proper divisors (53400517207872) is greater than itself. Its abundance is 21502037463744

Bases of 31898479744128

• Binary: 111010000001011110001100011011101010010000000₂
• Hexadecimal: 0x1D02F18DD480
• Base-36: BB1YJ8TXC

Squares and roots of 31898479744128

• 31898479744128 squared (31898479744128²) is 1017513009986544316350480384
• 31898479744128 cubed (31898479744128³) is 32457118138442495252942404206186203185152
• The square root of 31898479744128 is 5647873.9136181147
• The cube root of 31898479744128 is 31714.4118555975

Scales and comparisons

• 31,898,479,744,128 seconds is equal to 1,014,272 years, 51 weeks, 2 days, 9 hours, 48 minutes, 48 seconds.
• To count from 1 to 31,898,479,744,128 would take you about two million, five hundred thirty-five thousand, six hundred eighty-two 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 31898479744128 cubic inches would be around 2642.9 feet tall.

Recreational maths with 31898479744128

• 31898479744128 backwards is 82144797489813
• The number of decimal digits it has is: 14
• The sum of 31898479744128's digits is 75
• More coming soon!