Base | Representation |
---|---|
bin | 101000000100111… |
… | …101111100001100 |
3 | 1201212012222221120 |
4 | 220010331330030 |
5 | 2334113002144 |
6 | 150415400540 |
7 | 22443141252 |
oct | 5004757414 |
9 | 1655188846 |
10 | 672390924 |
11 | 315602287 |
12 | 169223150 |
13 | a93c376a |
14 | 6542c5d2 |
15 | 3e06be19 |
hex | 2813df0c |
672390924 has 48 divisors (see below), whose sum is σ = 1723303680. Its totient is φ = 203100480.
The previous prime is 672390893. The next prime is 672390967. The reversal of 672390924 is 429093276.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58867 + ... + 69354.
It is an arithmetic number, because the mean of its divisors is an integer number (35902160).
Almost surely, 2672390924 is an apocalyptic number.
It is an amenable number.
672390924 is an abundant number, since it is smaller than the sum of its proper divisors (1050912756).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
672390924 is a wasteful number, since it uses less digits than its factorization.
672390924 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 128270 (or 128268 counting only the distinct ones).
The product of its (nonzero) digits is 163296, while the sum is 42.
The square root of 672390924 is about 25930.5018077167. The cubic root of 672390924 is about 876.0736421900.
The spelling of 672390924 in words is "six hundred seventy-two million, three hundred ninety thousand, nine hundred twenty-four".
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