13765481457

Names of 13765481457

• Cardinal: 13765481457 can be written as Thirteen billion, seven hundred sixty-five million, four hundred eighty-one thousand, four hundred fifty-seven.

Scientific notation

• Scientific notation: 1.3765481457 × 10¹⁰

Factors of 13765481457

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 6112

Divisors of 13765481457

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 7 13 21 39 49 91 147 169 273 343 507 637 1029 1183 1911 2197 3549 4459 6089 6591 8281 13377 15379 18267 24843 42623 46137 57967 79157 107653 127869 173901 237471 298361 322959 554099 753571 895083 1029041 1662297 2088527 2260713 3087123 3878693 6265581 7203287 11636079 13377533 21609861 27150851 40132599 50423009 81452553 93642731 151269027 280928193 352961063 655499117 1058883189 1966497351 4588493819 13765481457
• Sum of all divisors σ(n): 23190720000
• Sum of proper divisors (its aliquot sum) s(n): 9425238543
• 13765481457 is a deficient number, because the sum of its proper divisors (9425238543) is less than itself. Its deficiency is 4340242914

Bases of 13765481457

• Binary: 1100110100011111001001001111110001₂
• Hexadecimal: 0x3347C93F1
• Base-36: 6BNM1GX

Squares and roots of 13765481457

• 13765481457 squared (13765481457²) is 189488479743010842849
• 13765481457 cubed (13765481457³) is 2608400154217535882587850550993
• The square root of 13765481457 is 117326.3885790401
• The cube root of 13765481457 is 2396.6087205099

Scales and comparisons

• 13,765,481,457 seconds is equal to 437 years, 36 weeks, 2 days, 16 hours, 50 minutes, 57 seconds.
• To count from 1 to 13,765,481,457 would take you about eight hundred seventy-five 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 13765481457 cubic inches would be around 199.7 feet tall.

Recreational maths with 13765481457

• 13765481457 backwards is 75418456731
• The number of decimal digits it has is: 11
• The sum of 13765481457's digits is 51
• More coming soon!