15994326768

Names of 15994326768

• Cardinal: 15994326768 can be written as Fifteen billion, nine hundred ninety-four million, three hundred twenty-six thousand, seven hundred sixty-eight.

Scientific notation

• Scientific notation: 1.5994326768 × 10¹⁰

Factors of 15994326768

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 102

Divisors of 15994326768

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 19 21 24 28 38 42 48 49 56 57 71 76 84 98 112 114 133 142 147 152 168 196 213 228 266 284 294 304 336 392 399 426 456 497 532 568 588 784 798 852 912 931 994 1064 1136 1176 1349 1491 1596 1704 1862 1988 2128 2352 2698 2793 2982 3192 3408 3479 3724 3976 4047 5041 5396 5586 5964 6384 6958 7448 7952 8094 9443 10082 10437 10792 11172 11928 13916 14896 15123 16188 18886 20164 20874 21584 22344 23856 27832 28329 30246 32376 35287 37772 40328 41748 44688 55664 56658 60492 64752 66101 70574 75544 80656 83496 95779 105861 113316 120984 132202 141148 151088 166992 191558 198303 211722 226632 241968 247009 264404 282296 287337 357911 383116 396606 423444 453264 494018 528808 564592 574674 670453 715822 741027 766232 793212 846888 988036 1057616 1073733 1149348 1340906 1431644 1482054 1532464 1586424 1693776 1976072 2011359 2147466 2298696 2505377 2681812 2863288 2964108 3172848 3952144 4022718 4294932 4597392 4693171 5010754 5363624 5726576 5928216 6800309 7516131 8045436 8589864 9386342 10021508 10727248 11856432 13600618 14079513 15032262 16090872 17179728 17537639 18772684 20043016 20400927 27201236 28159026 30064524 32181744 35075278 37545368 40086032 40801854 47602163 52612917 54402472 56318052 60129048 70150556 75090736 81603708 95204326 105225834 108804944 112636104 120258096 140301112 142806489 163207416 190408652 210451668 225272208 280602224 285612978 326414832 333215141 380817304 420903336 571225956 666430282 761634608 841806672 999645423 1142451912 1332860564 1999290846 2284903824 2665721128 3998581692 5331442256 7997163384 15994326768
• Sum of all divisors σ(n): 51317072640
• Sum of proper divisors (its aliquot sum) s(n): 35322745872
• 15994326768 is an abundant number, because the sum of its proper divisors (35322745872) is greater than itself. Its abundance is 19328419104

Bases of 15994326768

• Binary: 1110111001010101100000111011110000₂
• Hexadecimal: 0x3B9560EF0
• Base-36: 7CILXIO

Squares and roots of 15994326768

• 15994326768 squared (15994326768²) is 255818488761561325824
• 15994326768 cubed (15994326768³) is 4091644502548347483100372856832
• The square root of 15994326768 is 126468.6789999801
• The cube root of 15994326768 is 2519.5442385647

Scales and comparisons

• 15,994,326,768 seconds is equal to 508 years, 29 weeks, 4 days, 12 hours, 32 minutes, 48 seconds.
• To count from 1 to 15,994,326,768 would take you about one thousand and seventeen 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 15994326768 cubic inches would be around 210 feet tall.

Recreational maths with 15994326768

• 15994326768 backwards is 86762349951
• The number of decimal digits it has is: 11
• The sum of 15994326768's digits is 60
• More coming soon!