13145999958

Names of 13145999958

• Cardinal: 13145999958 can be written as Thirteen billion, one hundred forty-five million, nine hundred ninety-nine thousand, nine hundred fifty-eight.

Scientific notation

• Scientific notation: 1.3145999958 × 10¹⁰

Factors of 13145999958

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 306

Divisors of 13145999958

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 6 7 9 13 14 18 21 26 39 42 63 78 91 117 126 169 182 234 273 281 338 507 546 562 819 843 1014 1183 1521 1638 1686 1967 2197 2366 2529 3042 3549 3653 3934 4394 5058 5901 6591 7098 7306 10647 10959 11802 13182 15379 17703 19773 21294 21918 25571 28561 30758 32877 35406 39546 46137 47489 51142 57122 65754 76713 85683 92274 94978 138411 142467 153426 171366 199927 230139 257049 276822 284934 332423 371293 399854 427401 460278 514098 599781 617357 664846 742586 854802 997269 1113879 1199562 1234714 1799343 1852071 1994538 2227758 2599051 2991807 3341637 3598686 3704142 4321499 5198102 5556213 5983614 6683274 7797153 8025641 8642998 11112426 12964497 15594306 16051282 23391459 24076923 25928994 38893491 46782918 48153846 56179487 72230769 77786982 104333333 112358974 144461538 168538461 208666666 312999999 337076922 505615383 625999998 730333331 938999997 1011230766 1460666662 1877999994 2190999993 4381999986 6572999979 13145999958
• Sum of all divisors σ(n): 35390156256
• Sum of proper divisors (its aliquot sum) s(n): 22244156298
• 13145999958 is an abundant number, because the sum of its proper divisors (22244156298) is greater than itself. Its abundance is 9098156340

Bases of 13145999958

• Binary: 1100001111100100000000101001010110₂
• Hexadecimal: 0x30F900A56
• Base-36: 61ESEHI

Squares and roots of 13145999958

• 13145999958 squared (13145999958²) is 172817314895736001764
• 13145999958 cubed (13145999958³) is 2271856414361018253568631925912
• The square root of 13145999958 is 114656.0070733321
• The cube root of 13145999958 is 2360.1043690077

Scales and comparisons

• 13,145,999,958 seconds is equal to 418 years, 18 hours, 39 minutes, 18 seconds.
• To count from 1 to 13,145,999,958 would take you about eight hundred thirty-six 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 13145999958 cubic inches would be around 196.7 feet tall.

Recreational maths with 13145999958

• 13145999958 backwards is 85999954131
• 13145999958 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13145999958's digits is 63
• More coming soon!