31368408489

Names of 31368408489

• Cardinal: 31368408489 can be written as Thirty-one billion, three hundred sixty-eight million, four hundred eight thousand, four hundred eighty-nine.

Scientific notation

• Scientific notation: 3.1368408489 × 10¹⁰

Factors of 31368408489

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1613

Divisors of 31368408489

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 9 11 27 33 99 251 297 491 753 857 1473 2259 2571 2761 4419 5401 6777 7713 8283 9427 13257 16203 23139 24849 28281 48609 74547 84843 123241 145827 215107 254529 369723 420787 645321 1109169 1262361 1355651 1935963 2366177 3327507 3787083 4066953 4628657 5807889 7098531 11361249 12200859 13885971 21295593 36602577 41657913 63886779 105617537 124973739 316852611 950557833 1161792907 2851673499 3485378721 10456136163 31368408489
• Sum of all divisors σ(n): 51061570560
• Sum of proper divisors (its aliquot sum) s(n): 19693162071
• 31368408489 is a deficient number, because the sum of its proper divisors (19693162071) is less than itself. Its deficiency is 11675246418

Bases of 31368408489

• Binary: 11101001101101100111110110110101001₂
• Hexadecimal: 0x74DB3EDA9
• Base-36: EERXUW9

Squares and roots of 31368408489

• 31368408489 squared (31368408489²) is 983977051132767263121
• 31368408489 cubed (31368408489³) is 30865794083734283682546073034169
• The square root of 31368408489 is 177111.2884290551
• The cube root of 31368408489 is 3153.7758865709

Scales and comparisons

• 31,368,408,489 seconds is equal to 997 years, 21 weeks, 5 days, 6 hours, 48 minutes, 9 seconds.
• To count from 1 to 31,368,408,489 would take you about one thousand, nine hundred ninety-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 31368408489 cubic inches would be around 262.8 feet tall.

Recreational maths with 31368408489

• 31368408489 backwards is 98480486313
• The number of decimal digits it has is: 11
• The sum of 31368408489's digits is 54
• More coming soon!