12431513920

Names of 12431513920

• Cardinal: 12431513920 can be written as Twelve billion, four hundred thirty-one million, five hundred thirteen thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.243151392 × 10¹⁰

Factors of 12431513920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 4958

Divisors of 12431513920

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 56 64 70 80 112 140 160 224 280 320 448 560 1120 1723 2240 3221 3446 6442 6892 8615 12061 12884 13784 16105 17230 22547 24122 25768 27568 32210 34460 45094 48244 51536 55136 60305 64420 68920 90188 96488 103072 110272 112735 120610 128840 137840 180376 192976 206144 225470 241220 257680 275680 360752 385952 450940 482440 515360 551360 721504 771904 901880 964880 1030720 1443008 1803760 1929760 3607520 3859520 5549783 7215040 11099566 22199132 27748915 38848481 44398264 55497830 77696962 88796528 110995660 155393924 177593056 194242405 221991320 310787848 355186112 388484810 443982640 621575696 776969620 887965280 1243151392 1553939240 1775930560 2486302784 3107878480 6215756960 12431513920
• Sum of all divisors σ(n): 33861621888
• Sum of proper divisors (its aliquot sum) s(n): 21430107968
• 12431513920 is an abundant number, because the sum of its proper divisors (21430107968) is greater than itself. Its abundance is 8998594048

Bases of 12431513920

• Binary: 1011100100111110011101100101000000₂
• Hexadecimal: 0x2E4F9D940
• Base-36: 5PLEHJ4

Squares and roots of 12431513920

• 12431513920 squared (12431513920²) is 154542538343153766400
• 12431513920 cubed (12431513920³) is 1921197716645049783702028288000
• The square root of 12431513920 is 111496.6991439657
• The cube root of 12431513920 is 2316.5481961627

Scales and comparisons

• 12,431,513,920 seconds is equal to 395 years, 14 weeks, 5 days, 6 hours, 18 minutes, 40 seconds.
• To count from 1 to 12,431,513,920 would take you about seven hundred ninety 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 12431513920 cubic inches would be around 193 feet tall.

Recreational maths with 12431513920

• 12431513920 backwards is 02931513421
• The number of decimal digits it has is: 11
• The sum of 12431513920's digits is 31
• More coming soon!