18429107569718440992

Names of 18429107569718440992

• Cardinal: 18429107569718440992 can be written as Eighteen quintillion, four hundred twenty-nine quadrillion, one hundred seven trillion, five hundred sixty-nine billion, seven hundred eighteen million, four hundred forty thousand, nine hundred ninety-two.

Scientific notation

• Scientific notation: 1.8429107569718440992 × 10¹⁹

Factors of 18429107569718440992

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 291304811105217

Divisors of 18429107569718440992

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 48 96 659 1318 1977 2636 3954 5272 7908 10544 15816 21088 31632 63264 291304811104553 582609622209106 873914433313659 1165219244418212 1747828866627318 2330438488836424 3495657733254636 4660876977672848 6991315466509272 9321753955345696 13982630933018544 27965261866037088 191969870517900427 383939741035800854 575909611553701281 767879482071601708 1151819223107402562 1535758964143203416 2303638446214805124 3071517928286406832 4607276892429610248 6143035856572813664 9214553784859220496 18429107569718440992
• Sum of all divisors σ(n): 48449816182909421280
• Sum of proper divisors (its aliquot sum) s(n): 30020708613190980288
• 18429107569718440992 is an abundant number, because the sum of its proper divisors (30020708613190980288) is greater than itself. Its abundance is 11591601043472539296

Bases of 18429107569718440992

• Binary: 1111111111000001010101111011000101101100100001111011010000100000₂
• Hexadecimal: 0xFFC157B16C87B420
• Base-36: 3W0KDES35ISYO

Squares and roots of 18429107569718440992

• 18429107569718440992 squared (18429107569718440992²) is 339632005816253542408610294354985944064
• 18429107569718440992 cubed (18429107569718440992³) is 6259114769306975736799161431200345483856281122215396671488
• The square root of 18429107569718440992 is 4292913645.7327488375
• The cube root of 18429107569718440992 is 2641403.6177791927

Scales and comparisons

• 18,429,107,569,718,440,992 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 18,429,107,569,718,440,992 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 18429107569718440992 cubic inches would be around 220117 feet tall.

Recreational maths with 18429107569718440992

• 18429107569718440992 backwards is 29904481796570192481
• 18429107569718440992 is a Harshad number.
• The number of decimal digits it has is: 20
• The sum of 18429107569718440992's digits is 96
• More coming soon!