31890018732881553

Names of 31890018732881553

• Cardinal: 31890018732881553 can be written as Thirty-one quadrillion, eight hundred ninety trillion, eighteen billion, seven hundred thirty-two million, eight hundred eighty-one thousand, five hundred fifty-three.

Scientific notation

• Scientific notation: 3.1890018732881553 × 10¹⁶

Factors of 31890018732881553

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 11427

Divisors of 31890018732881553

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 9 27 211 633 1899 5697 11213 33639 44521 100917 133563 302751 400689 1202067 2365943 7097829 9393931 21293487 28181793 63880461 84545379 125731369 253636137 377194107 499213973 1131582321 1497641919 3394746963 4492925757 13478777271 26529318859 79587956577 105334148303 238763869731 316002444909 716291609193 948007334727 2844022004181 5597686279249 16793058837747 50379176513241 151137529539723 1181111804921539 3543335414764617 10630006244293851 31890018732881553
• Sum of all divisors σ(n): 47473679657164480
• Sum of proper divisors (its aliquot sum) s(n): 15583660924282927
• 31890018732881553 is a deficient number, because the sum of its proper divisors (15583660924282927) is less than itself. Its deficiency is 16306357808598626

Bases of 31890018732881553

• Binary: 1110001010010111100110110010110011101000011011010010001₂
• Hexadecimal: 0x714BCD96743691
• Base-36: 8Q02GCXO9E9

Squares and roots of 31890018732881553

• 31890018732881553 squared (31890018732881553²) is 1016973294783536371191278727691809
• 31890018732881553 cubed (31890018732881553³) is 32431297421487248621429494619757701469199085299377
• The square root of 31890018732881553 is 178577766.6253040387
• The cube root of 31890018732881553 is 317116.0754510751

Scales and comparisons

• 31,890,018,732,881,553 seconds is equal to 1,014,003,953 years, 20 weeks, 5 days, 23 hours, 32 minutes, 33 seconds.
• To count from 1 to 31,890,018,732,881,553 would take you about three billion, forty-two million, eleven thousand, eight hundred sixty 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 31890018732881553 cubic inches would be around 26426.3 feet tall.

Recreational maths with 31890018732881553

• 31890018732881553 backwards is 35518823781009813
• The number of decimal digits it has is: 17
• The sum of 31890018732881553's digits is 72
• More coming soon!