42689397429

Names of 42689397429

• Cardinal: 42689397429 can be written as Forty-two billion, six hundred eighty-nine million, three hundred ninety-seven thousand, four hundred twenty-nine.

Scientific notation

• Scientific notation: 4.2689397429 × 10¹⁰

Factors of 42689397429

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 12791

Divisors of 42689397429

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 7 9 19 21 57 63 133 171 399 1197 4133 8629 12399 25887 28931 37197 60403 77661 78527 86793 163951 181209 235581 260379 491853 543627 549689 706743 1147657 1475559 1649067 3442971 4947201 10328913 35663657 106990971 249645599 320972913 677609483 748936797 2032828449 2246810391 4743266381 6098485347 14229799143 42689397429
• Sum of all divisors σ(n): 74206953600
• Sum of proper divisors (its aliquot sum) s(n): 31517556171
• 42689397429 is a deficient number, because the sum of its proper divisors (31517556171) is less than itself. Its deficiency is 11171841258

Bases of 42689397429

• Binary: 100111110000011111001000001010110101₂
• Hexadecimal: 0x9F07C82B5
• Base-36: JM05XV9

Squares and roots of 42689397429

• 42689397429 squared (42689397429²) is 1822384652851111810041
• 42689397429 cubed (42689397429³) is 77796502714071310023355801784589
• The square root of 42689397429 is 206614.1268863289
• The cube root of 42689397429 is 3494.9422847155

Scales and comparisons

• 42,689,397,429 seconds is equal to 1,357 years, 20 weeks, 2 days, 5 hours, 57 minutes, 9 seconds.
• To count from 1 to 42,689,397,429 would take you about two thousand, seven hundred fourteen 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 42689397429 cubic inches would be around 291.2 feet tall.

Recreational maths with 42689397429

• 42689397429 backwards is 92479398624
• 42689397429 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 42689397429's digits is 63
• More coming soon!