Base | Representation |
---|---|
bin | 101101110110000… |
… | …000000010011000 |
3 | 1222121020212220022 |
4 | 231312000002120 |
5 | 3033344140043 |
6 | 204153050012 |
7 | 25026334256 |
oct | 5566000230 |
9 | 1877225808 |
10 | 769130648 |
11 | 365177270 |
12 | 1956b6908 |
13 | c34652c0 |
14 | 742115d6 |
15 | 477ca868 |
hex | 2dd80098 |
769130648 has 32 divisors (see below), whose sum is σ = 1694241360. Its totient is φ = 322711680.
The previous prime is 769130629. The next prime is 769130651. The reversal of 769130648 is 846031967.
It is a Harshad number since it is a multiple of its sum of digits (44).
It is a junction number, because it is equal to n+sod(n) for n = 769130599 and 769130608.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 335015 + ... + 337302.
Almost surely, 2769130648 is an apocalyptic number.
It is an amenable number.
769130648 is an abundant number, since it is smaller than the sum of its proper divisors (925110712).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
769130648 is a wasteful number, since it uses less digits than its factorization.
769130648 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 672347 (or 672343 counting only the distinct ones).
The product of its (nonzero) digits is 217728, while the sum is 44.
The square root of 769130648 is about 27733.2047913688. The cubic root of 769130648 is about 916.2205726010.
The spelling of 769130648 in words is "seven hundred sixty-nine million, one hundred thirty thousand, six hundred forty-eight".
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