15128704008

Names of 15128704008

• Cardinal: 15128704008 can be written as Fifteen billion, one hundred twenty-eight million, seven hundred four thousand and eight.

Scientific notation

• Scientific notation: 1.5128704008 × 10¹⁰

Factors of 15128704008

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 644

Divisors of 15128704008

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 18 22 24 33 36 44 59 66 72 88 99 118 132 177 198 236 264 354 396 472 531 569 649 708 792 1062 1138 1298 1416 1707 1947 2124 2276 2596 3414 3894 4248 4552 5121 5192 5841 6259 6828 7788 10242 11682 12518 13656 15576 18777 20484 23364 25036 33571 37554 40968 46728 50072 56331 67142 75108 100713 112662 134284 150216 201426 225324 268568 302139 323761 369281 402852 450648 604278 647522 738562 805704 971283 1107843 1208556 1295044 1477124 1942566 2215686 2417112 2590088 2913849 2954248 3323529 3561371 3885132 4431372 5827698 6647058 7122742 7770264 8862744 10684113 11655396 13294116 14245484 19101899 21368226 23310792 26588232 28490968 32052339 38203798 42736452 57305697 64104678 76407596 85472904 114611394 128209356 152815192 171917091 210120889 229222788 256418712 343834182 420241778 458445576 630362667 687668364 840483556 1260725334 1375336728 1680967112 1891088001 2521450668 3782176002 5042901336 7564352004 15128704008
• Sum of all divisors σ(n): 45536072400
• Sum of proper divisors (its aliquot sum) s(n): 30407368392
• 15128704008 is an abundant number, because the sum of its proper divisors (30407368392) is greater than itself. Its abundance is 15278664384

Bases of 15128704008

• Binary: 1110000101101111011011010000001000₂
• Hexadecimal: 0x385BDB408
• Base-36: 6Y78MQ0

Squares and roots of 15128704008

• 15128704008 squared (15128704008²) is 228877684961675264064
• 15128704008 cubed (15128704008³) is 3462622749821457893839495168512
• The square root of 15128704008 is 122998.7967746027
• The cube root of 15128704008 is 2473.2455822541

Scales and comparisons

• 15,128,704,008 seconds is equal to 481 years, 2 weeks, 2 days, 17 hours, 46 minutes, 48 seconds.
• To count from 1 to 15,128,704,008 would take you about nine hundred sixty-two 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 15128704008 cubic inches would be around 206.1 feet tall.

Recreational maths with 15128704008

• 15128704008 backwards is 80040782151
• 15128704008 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 15128704008's digits is 36
• More coming soon!