12923971919721

Names of 12923971919721

• Cardinal: 12923971919721 can be written as Twelve trillion, nine hundred twenty-three billion, nine hundred seventy-one million, nine hundred nineteen thousand, seven hundred twenty-one.

Scientific notation

• Scientific notation: 1.2923971919721 × 10¹³

Factors of 12923971919721

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2648

Divisors of 12923971919721

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 9 31 93 127 279 307 381 921 1087 1093 1143 2763 3261 3279 3937 9517 9783 9837 11811 28551 33697 33883 35433 38989 85653 101091 101649 116967 138049 138811 303273 304947 333709 335551 350901 414147 416433 1001127 1006653 1188091 1208659 1242441 1249299 3003381 3019959 3564273 3625977 4279519 4303141 10344979 10402081 10692819 10877931 12838557 12909423 31034937 31206243 36830821 38515671 38728269 42381043 42614977 93104811 93618729 110492463 127143129 127844931 150887557 331477389 364743937 381429387 383534793 452662671 1094231811 1313812333 1321064287 1357988013 3282695433 3941436999 3963192861 4677514267 11307062047 11824310997 11889578583 14032542801 33921186141 42097628403 46322479999 101763558423 138967439997 416902319991 1435996879969 4307990639907 12923971919721
• Sum of all divisors σ(n): 19520917864448
• Sum of proper divisors (its aliquot sum) s(n): 6596945944727
• 12923971919721 is a deficient number, because the sum of its proper divisors (6596945944727) is less than itself. Its deficiency is 6327025974994

Bases of 12923971919721

• Binary: 10111100000100011000110000010101111101101001₂
• Hexadecimal: 0xBC118C15F69
• Base-36: 4KX6V6ZC9

Squares and roots of 12923971919721

• 12923971919721 squared (12923971919721²) is 167029050181736910068717841
• 12923971919721 cubed (12923971919721³) is 2158678754326437617554970049577852442361
• The square root of 12923971919721 is 3594992.6174779553
• The cube root of 12923971919721 is 23467.4194169007

Scales and comparisons

• 12,923,971,919,721 seconds is equal to 410,942 years, 17 weeks, 1 day, 7 hours, 55 minutes, 21 seconds.
• To count from 1 to 12,923,971,919,721 would take you about one million, twenty-seven thousand, three hundred fifty-five 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 12923971919721 cubic inches would be around 1955.6 feet tall.

Recreational maths with 12923971919721

• 12923971919721 backwards is 12791917932921
• The number of decimal digits it has is: 14
• The sum of 12923971919721's digits is 63
• More coming soon!