231397969040

Names of 231397969040

• Cardinal: 231397969040 can be written as Two hundred thirty-one billion, three hundred ninety-seven million, nine hundred sixty-nine thousand and forty.

Scientific notation

• Scientific notation: 2.3139796904 × 10¹¹

Factors of 231397969040

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 920754

Divisors of 231397969040

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 35 40 56 70 80 112 140 280 449 560 898 1796 2245 3143 3592 4490 6286 7184 8980 12572 15715 17960 25144 31430 35920 50288 62860 125720 251440 920291 1840582 3681164 4601455 6442037 7362328 9202910 12884074 14724656 18405820 25768148 32210185 36811640 51536296 64420370 73623280 103072592 128840740 257681480 413210659 515362960 826421318 1652842636 2066053295 2892474613 3305685272 4132106590 5784949226 6611370544 8264213180 11569898452 14462373065 16528426360 23139796904 28924746130 33056852720 46279593808 57849492260 115698984520 231397969040
• Sum of all divisors σ(n): 616227523200
• Sum of proper divisors (its aliquot sum) s(n): 384829554160
• 231397969040 is an abundant number, because the sum of its proper divisors (384829554160) is greater than itself. Its abundance is 153431585120

Bases of 231397969040

• Binary: 11010111100000011001001100110010010000₂
• Hexadecimal: 0x35E064CC90
• Base-36: 2YAWDJM8

Squares and roots of 231397969040

• 231397969040 squared (231397969040²) is 53545020075836798521600
• 231397969040 cubed (231397969040³) is 12390208897754661956393914571264000
• The square root of 231397969040 is 481038.4278204809
• The cube root of 231397969040 is 6139.3140190031

Scales and comparisons

• 231,397,969,040 seconds is equal to 7,357 years, 38 weeks, 3 days, 5 hours, 37 minutes, 20 seconds.
• To count from 1 to 231,397,969,040 would take you about fourteen thousand, seven hundred fifteen 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 231397969040 cubic inches would be around 511.6 feet tall.

Recreational maths with 231397969040

• 231397969040 backwards is 040969793132
• The number of decimal digits it has is: 12
• The sum of 231397969040's digits is 53
• More coming soon!