16380160225

Names of 16380160225

• Cardinal: 16380160225 can be written as Sixteen billion, three hundred eighty million, one hundred sixty thousand, two hundred twenty-five.

Scientific notation

• Scientific notation: 1.6380160225 × 10¹⁰

Factors of 16380160225

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 208

Divisors of 16380160225

• Number of divisors d(n): 81
• Complete list of divisors:
  1 5 11 13 25 55 65 121 143 169 179 275 325 605 715 845 895 1573 1859 1969 2327 3025 3575 4225 4475 7865 9295 9845 11635 20449 21659 25597 30251 32041 39325 46475 49225 58175 102245 108295 127985 151255 160205 281567 332761 352451 416533 511225 541475 639925 756275 801025 1407835 1663805 1762255 2082665 3660371 3876961 4581863 5414929 7039175 8319025 8811275 10413325 18301855 19384805 22909315 27074645 50400493 59564219 91509275 96924025 114546575 135373225 252002465 297821095 655206409 1260012325 1489105475 3276032045 16380160225
• Sum of all divisors σ(n): 24311034489
• Sum of proper divisors (its aliquot sum) s(n): 7930874264
• 16380160225 is a deficient number, because the sum of its proper divisors (7930874264) is less than itself. Its deficiency is 8449285961

Bases of 16380160225

• Binary: 1111010000010101010110100011100001₂
• Hexadecimal: 0x3D05568E1
• Base-36: 7IWBOIP

Squares and roots of 16380160225

• 16380160225 squared (16380160225²) is 268309648996672050625
• 16380160225 cubed (16380160225³) is 4394955040478998681016811390625
• 16380160225 is a perfect square number. Its square root is 127985
• The cube root of 16380160225 is 2539.6432541419

Scales and comparisons

• 16,380,160,225 seconds is equal to 520 years, 43 weeks, 4 days, 4 hours, 30 minutes, 25 seconds.
• To count from 1 to 16,380,160,225 would take you about one thousand and forty-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 16380160225 cubic inches would be around 211.6 feet tall.

Recreational maths with 16380160225

• 16380160225 backwards is 52206108361
• The number of decimal digits it has is: 11
• The sum of 16380160225's digits is 34
• More coming soon!