9728388816

Names of 9728388816

• Cardinal: 9728388816 can be written as Nine billion, seven hundred twenty-eight million, three hundred eighty-eight thousand, eight hundred sixteen.

Scientific notation

• Scientific notation: 9.728388816 × 10⁹

Factors of 9728388816

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1939

Divisors of 9728388816

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 6 8 12 16 19 24 38 41 48 57 76 82 114 123 151 152 164 228 246 302 304 328 453 456 492 604 656 779 906 912 984 1208 1558 1723 1812 1968 2337 2416 2869 3116 3446 3624 4674 5169 5738 6191 6232 6892 7248 8607 9348 10338 11476 12382 12464 13784 17214 18573 18696 20676 22952 24764 27568 32737 34428 37146 37392 41352 45904 49528 65474 68856 70643 74292 82704 98211 99056 117629 130948 137712 141286 148584 196422 211929 235258 260173 261896 282572 297168 352887 392844 423858 470516 520346 523792 565144 705774 780519 785688 847716 941032 1040692 1130288 1342217 1411548 1561038 1571376 1695432 1882064 2081384 2684434 2823096 3122076 3390864 4026651 4162768 4943287 5368868 5646192 6244152 8053302 9886574 10667093 10737736 12488304 14829861 16106604 19773148 21334186 21475472 29659722 32001279 32213208 39546296 42668372 59319444 64002558 64426416 79092592 85336744 118638888 128005116 170673488 202674767 237277776 256010232 405349534 512020464 608024301 810699068 1216048602 1621398136 2432097204 3242796272 4864194408 9728388816
• Sum of all divisors σ(n): 27294919680
• Sum of proper divisors (its aliquot sum) s(n): 17566530864
• 9728388816 is an abundant number, because the sum of its proper divisors (17566530864) is greater than itself. Its abundance is 7838142048

Bases of 9728388816

• Binary: 1001000011110110110110111011010000₂
• Hexadecimal: 0x243DB6ED0
• Base-36: 4GW14UO

Squares and roots of 9728388816

• 9728388816 squared (9728388816²) is 94641548955273881856
• 9728388816 cubed (9728388816³) is 920709786385402916464815722496
• The square root of 9728388816 is 98632.5950991861
• The cube root of 9728388816 is 2134.7497593127

Scales and comparisons

• 9,728,388,816 seconds is equal to 309 years, 17 weeks, 2 days, 2 hours, 13 minutes, 36 seconds.
• To count from 1 to 9,728,388,816 would take you about six hundred eighteen 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 9728388816 cubic inches would be around 177.9 feet tall.

Recreational maths with 9728388816

• 9728388816 backwards is 6188838279
• The number of decimal digits it has is: 10
• The sum of 9728388816's digits is 60
• More coming soon!