31426885688

Names of 31426885688

• Cardinal: 31426885688 can be written as Thirty-one billion, four hundred twenty-six million, eight hundred eighty-five thousand, six hundred eighty-eight.

Scientific notation

• Scientific notation: 3.1426885688 × 10¹⁰

Factors of 31426885688

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 22853

Divisors of 31426885688

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 8 11 22 44 88 121 242 484 968 1523 3046 6092 12184 16753 21317 33506 42634 67012 85268 134024 170536 184283 234487 368566 468974 737132 937948 1474264 1875896 2579357 5158714 10317428 20634856 32465791 64931582 129863164 259726328 357123701 714247402 1428494804 2856989608 3928360711 7856721422 15713442844 31426885688
• Sum of all divisors σ(n): 64814820840
• Sum of proper divisors (its aliquot sum) s(n): 33387935152
• 31426885688 is an abundant number, because the sum of its proper divisors (33387935152) is greater than itself. Its abundance is 1961049464

Bases of 31426885688

• Binary: 11101010001001100000011100000111000₂
• Hexadecimal: 0x751303838
• Base-36: EFQR86W

Squares and roots of 31426885688

• 31426885688 squared (31426885688²) is 987649144046619233344
• 31426885688 cubed (31426885688³) is 31038736749804148389164085980672
• The square root of 31426885688 is 177276.2975922049
• The cube root of 31426885688 is 3155.7344334663

Scales and comparisons

• 31,426,885,688 seconds is equal to 999 years, 14 weeks, 3 days, 2 hours, 28 minutes, 8 seconds.
• To count from 1 to 31,426,885,688 would take you about one thousand, nine hundred ninety-eight 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 31426885688 cubic inches would be around 263 feet tall.

Recreational maths with 31426885688

• 31426885688 backwards is 88658862413
• The number of decimal digits it has is: 11
• The sum of 31426885688's digits is 59
• More coming soon!