345840821138

Names of 345840821138

• Cardinal: 345840821138 can be written as Three hundred forty-five billion, eight hundred forty million, eight hundred twenty-one thousand, one hundred thirty-eight.

Scientific notation

• Scientific notation: 3.45840821138 × 10¹¹

Factors of 345840821138

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 481

Divisors of 345840821138

• Number of divisors d(n): 54
• Complete list of divisors:
  1 2 17 34 61 122 289 401 578 802 1037 2074 3721 6817 7442 13634 17629 24461 35258 48922 63257 115889 126514 160801 231778 321602 415837 831674 1075369 1492121 2150738 2733617 2984242 5467234 7069229 9808861 14138458 19617722 25366057 46471489 50732114 92942978 166750637 333501274 431222969 598340521 862445938 1196681042 2834760829 5669521658 10171788857 20343577714 172920410569 345840821138
• Sum of all divisors σ(n): 561654304029
• Sum of proper divisors (its aliquot sum) s(n): 215813482891
• 345840821138 is a deficient number, because the sum of its proper divisors (215813482891) is less than itself. Its deficiency is 130027338247

Bases of 345840821138

• Binary: 101000010000101101110000010001110010010₂
• Hexadecimal: 0x5085B82392
• Base-36: 4EVKP1G2

Squares and roots of 345840821138

• 345840821138 squared (345840821138²) is 119605873565406107615044
• 345840821138 cubed (345840821138³) is 41364593526787856008027211762000072
• The square root of 345840821138 is 588082.3251365407
• The cube root of 345840821138 is 7019.2722054693

Scales and comparisons

• 345,840,821,138 seconds is equal to 10,996 years, 34 weeks, 5 days, 6 hours, 45 minutes, 38 seconds.
• To count from 1 to 345,840,821,138 would take you about twenty-one thousand, nine hundred ninety-three 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 345840821138 cubic inches would be around 584.9 feet tall.

Recreational maths with 345840821138

• 345840821138 backwards is 831128048543
• The number of decimal digits it has is: 12
• The sum of 345840821138's digits is 47
• More coming soon!