12777973840

Names of 12777973840

• Cardinal: 12777973840 can be written as Twelve billion, seven hundred seventy-seven million, nine hundred seventy-three thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.277797384 × 10¹⁰

Factors of 12777973840

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 17808

Divisors of 12777973840

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 4 5 8 10 16 17 20 23 34 40 46 68 80 85 92 115 136 170 184 230 272 340 368 391 460 529 680 782 920 1058 1360 1564 1840 1955 2116 2645 3128 3910 4232 5290 6256 7820 8464 8993 10580 15640 17761 17986 21160 31280 35522 35972 42320 44965 71044 71944 88805 89930 142088 143888 177610 179860 284176 301937 355220 359720 408503 603874 710440 719440 817006 1207748 1420880 1509685 1634012 2042515 2415496 3019370 3268024 4085030 4830992 6038740 6536048 6944551 8170060 9395569 12077480 13889102 16340120 18791138 24154960 27778204 32680240 34722755 37582276 46977845 55556408 69445510 75164552 93955690 111112816 138891020 150329104 159724673 187911380 277782040 319449346 375822760 555564080 638898692 751645520 798623365 1277797384 1597246730 2555594768 3194493460 6388986920 12777973840
• Sum of all divisors σ(n): 32885348328
• Sum of proper divisors (its aliquot sum) s(n): 20107374488
• 12777973840 is an abundant number, because the sum of its proper divisors (20107374488) is greater than itself. Its abundance is 7329400648

Bases of 12777973840

• Binary: 1011111001101000000110100001010000₂
• Hexadecimal: 0x2F9A06850
• Base-36: 5VBOBPS

Squares and roots of 12777973840

• 12777973840 squared (12777973840²) is 163276615455724345600
• 12777973840 cubed (12777973840³) is 2086344320976985366327919104000
• The square root of 12777973840 is 113039.7002826883
• The cube root of 12777973840 is 2337.8716518119

Scales and comparisons

• 12,777,973,840 seconds is equal to 406 years, 15 weeks, 4 days, 5 hours, 10 minutes, 40 seconds.
• To count from 1 to 12,777,973,840 would take you about eight hundred twelve 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 12777973840 cubic inches would be around 194.8 feet tall.

Recreational maths with 12777973840

• 12777973840 backwards is 04837977721
• The number of decimal digits it has is: 11
• The sum of 12777973840's digits is 55
• More coming soon!