Base | Representation |
---|---|
bin | 101101100010100… |
… | …010011111011010 |
3 | 1222020122200121022 |
4 | 231202202133122 |
5 | 3031042411030 |
6 | 203451442442 |
7 | 24635065322 |
oct | 5542423732 |
9 | 1866580538 |
10 | 764028890 |
11 | 362302239 |
12 | 193a56422 |
13 | c239a101 |
14 | 73684282 |
15 | 4711dde5 |
hex | 2d8a27da |
764028890 has 16 divisors (see below), whose sum is σ = 1381773600. Its totient is φ = 304162320.
The previous prime is 764028887. The next prime is 764028901. The reversal of 764028890 is 98820467.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 178940 + ... + 183159.
It is an arithmetic number, because the mean of its divisors is an integer number (86360850).
Almost surely, 2764028890 is an apocalyptic number.
764028890 is a deficient number, since it is larger than the sum of its proper divisors (617744710).
764028890 is a wasteful number, since it uses less digits than its factorization.
764028890 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 362317.
The product of its (nonzero) digits is 193536, while the sum is 44.
The square root of 764028890 is about 27641.0725189888. The cubic root of 764028890 is about 914.1902677404.
The spelling of 764028890 in words is "seven hundred sixty-four million, twenty-eight thousand, eight hundred ninety".
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