30791802942

Names of 30791802942

• Cardinal: 30791802942 can be written as Thirty billion, seven hundred ninety-one million, eight hundred two thousand, nine hundred forty-two.

Scientific notation

• Scientific notation: 3.0791802942 × 10¹⁰

Factors of 30791802942

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 12016

Divisors of 30791802942

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 6 9 17 18 27 34 51 53 54 102 106 153 159 306 318 459 477 901 918 954 1431 1802 2703 2809 2862 5406 5618 8109 8427 11941 16218 16854 23882 24327 25281 35823 47753 48654 50562 71646 75843 95506 107469 143259 151686 202997 214938 286518 322407 405994 429777 608991 632873 644814 859554 1217982 1265746 1289331 1826973 1898619 2578662 3653946 3797238 5480919 5695857 10758841 10961838 11391714 17087571 21517682 32276523 33542269 34175142 64553046 67084538 96829569 100626807 193659138 201253614 290488707 301880421 570218573 580977414 603760842 905641263 1140437146 1710655719 1811282526 3421311438 5131967157 10263934314 15395901471 30791802942
• Sum of all divisors σ(n): 73850283360
• Sum of proper divisors (its aliquot sum) s(n): 43058480418
• 30791802942 is an abundant number, because the sum of its proper divisors (43058480418) is greater than itself. Its abundance is 12266677476

Bases of 30791802942

• Binary: 11100101011010101011010000000111110₂
• Hexadecimal: 0x72B55A03E
• Base-36: E58N77I

Squares and roots of 30791802942

• 30791802942 squared (30791802942²) is 948135128418959855364
• 30791802942 cubed (30791802942³) is 29194790036664475882977109680888
• The square root of 30791802942 is 175475.9326574445
• The cube root of 30791802942 is 3134.3323099017

Scales and comparisons

• 30,791,802,942 seconds is equal to 979 years, 4 weeks, 2 days, 14 hours, 35 minutes, 42 seconds.
• To count from 1 to 30,791,802,942 would take you about one thousand, nine hundred fifty-eight 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 30791802942 cubic inches would be around 261.2 feet tall.

Recreational maths with 30791802942

• 30791802942 backwards is 24920819703
• The number of decimal digits it has is: 11
• The sum of 30791802942's digits is 45
• More coming soon!