5051478978

Names of 5051478978

• Cardinal: 5051478978 can be written as Five billion, fifty-one million, four hundred seventy-eight thousand, nine hundred seventy-eight.

Scientific notation

• Scientific notation: 5.051478978 × 10⁹

Factors of 5051478978

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 342684

Divisors of 5051478978

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 6 7 9 13 14 18 21 26 27 39 42 54 63 78 81 91 117 126 162 182 189 234 273 351 378 546 567 702 819 1053 1134 1638 2106 2457 4914 7371 14742 342659 685318 1027977 2055954 2398613 3083931 4454567 4797226 6167862 7195839 8909134 9251793 13363701 14391678 18503586 21587517 26727402 27755379 31181969 40091103 43175034 55510758 62363938 64762551 80182206 93545907 120273309 129525102 187091814 194287653 240546618 280637721 360819927 388575306 561275442 721639854 841913163 1683826326 2525739489 5051478978
• Sum of all divisors σ(n): 13931184960
• Sum of proper divisors (its aliquot sum) s(n): 8879705982
• 5051478978 is an abundant number, because the sum of its proper divisors (8879705982) is greater than itself. Its abundance is 3828227004

Bases of 5051478978

• Binary: 100101101000101110111001111000010₂
• Hexadecimal: 0x12D1773C2
• Base-36: 2BJIQ4I

Squares and roots of 5051478978

• 5051478978 squared (5051478978²) is 25517439865175924484
• 5051478978 cubed (5051478978³) is 128900811051315336802641497352
• The square root of 5051478978 is 71073.7573088689
• The cube root of 5051478978 is 1715.8244416709

Scales and comparisons

• 5,051,478,978 seconds is equal to 160 years, 32 weeks, 2 days, 4 hours, 36 minutes, 18 seconds.
• To count from 1 to 5,051,478,978 would take you about three hundred twenty-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 5051478978 cubic inches would be around 143 feet tall.

Recreational maths with 5051478978

• 5051478978 backwards is 8798741505
• 5051478978 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 5051478978's digits is 54
• More coming soon!