Base | Representation |
---|---|
bin | 101101110010100… |
… | …110101011101101 |
3 | 1222112120122122212 |
4 | 231302212223231 |
5 | 3033132142430 |
6 | 204122020205 |
7 | 25015635554 |
oct | 5562465355 |
9 | 1875518585 |
10 | 768240365 |
11 | 3647193a2 |
12 | 195347665 |
13 | c3212cc9 |
14 | 7405cd9b |
15 | 476a1b95 |
hex | 2dca6aed |
768240365 has 32 divisors (see below), whose sum is σ = 989404416. Its totient is φ = 571253760.
The previous prime is 768240349. The next prime is 768240367. The reversal of 768240365 is 563042867.
It is a happy number.
It is not a de Polignac number, because 768240365 - 24 = 768240349 is a prime.
It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (768240367) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1666235 + ... + 1666695.
It is an arithmetic number, because the mean of its divisors is an integer number (30918888).
Almost surely, 2768240365 is an apocalyptic number.
It is an amenable number.
768240365 is a deficient number, since it is larger than the sum of its proper divisors (221164051).
768240365 is a wasteful number, since it uses less digits than its factorization.
768240365 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 869.
The product of its (nonzero) digits is 241920, while the sum is 41.
The square root of 768240365 is about 27717.1492942546. The cubic root of 768240365 is about 915.8669220076.
The spelling of 768240365 in words is "seven hundred sixty-eight million, two hundred forty thousand, three hundred sixty-five".
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