12867930988940

Names of 12867930988940

• Cardinal: 12867930988940 can be written as Twelve trillion, eight hundred sixty-seven billion, nine hundred thirty million, nine hundred eighty-eight thousand, nine hundred forty.

Scientific notation

• Scientific notation: 1.286793098894 × 10¹³

Factors of 12867930988940

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 69577

Divisors of 12867930988940

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 10 20 37 41 74 82 148 164 185 205 370 410 740 820 1517 3034 6068 6761 7585 13522 15170 27044 30340 33805 62731 67610 125462 135220 250157 250924 277201 313655 500314 554402 627310 1000628 1108804 1250785 1254620 1386005 2321047 2501570 2571971 2772010 4642094 5003140 5143942 5544020 9284188 10256437 10287884 11605235 12859855 20512874 23210470 25719710 41025748 46420940 51282185 51439420 95162927 102564370 190325854 205128740 380651708 424124291 475814635 848248582 951629270 1696497164 1903258540 2120621455 4241242910 8482485820 15692598767 17389095931 31385197534 34778191862 62770395068 69556383724 78462993835 86945479655 156925987670 173890959310 313851975340 347781918620 643396549447 1286793098894 2573586197788 3216982747235 6433965494470 12867930988940
• Sum of all divisors σ(n): 28434557729088
• Sum of proper divisors (its aliquot sum) s(n): 15566626740148
• 12867930988940 is an abundant number, because the sum of its proper divisors (15566626740148) is greater than itself. Its abundance is 2698695751208

Bases of 12867930988940

• Binary: 10111011010000001100011101001010000110001100₂
• Hexadecimal: 0xBB40C74A18C
• Base-36: 4K7G1VCEK

Squares and roots of 12867930988940

• 12867930988940 squared (12867930988940²) is 165583647936122366402323600
• 12867930988940 cubed (12867930988940³) is 2130718954538959872248304952061900984000
• The square root of 12867930988940 is 3587189.8456786475
• The cube root of 12867930988940 is 23433.4504604629

Scales and comparisons

• 12,867,930,988,940 seconds is equal to 409,160 years, 20 weeks, 6 days, 10 hours, 42 minutes, 20 seconds.
• To count from 1 to 12,867,930,988,940 would take you about one million, twenty-two thousand, nine hundred one 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 12867930988940 cubic inches would be around 1952.8 feet tall.

Recreational maths with 12867930988940

• 12867930988940 backwards is 04988903976821
• 12867930988940 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 12867930988940's digits is 74
• More coming soon!