Base | Representation |
---|---|
bin | 11100001001011… |
… | …001000010100011 |
3 | 1012220120110102100 |
4 | 130021121002203 |
5 | 1431342131112 |
6 | 114505221443 |
7 | 14462560041 |
oct | 3411310243 |
9 | 1186513370 |
10 | 472223907 |
11 | 2226158a1 |
12 | 112191883 |
13 | 76aab43c |
14 | 46a05391 |
15 | 2b6cd2dc |
hex | 1c2590a3 |
472223907 has 12 divisors (see below), whose sum is σ = 705622320. Its totient is φ = 303960048.
The previous prime is 472223903. The next prime is 472223923. The reversal of 472223907 is 709322274.
472223907 is a `hidden beast` number, since 47 + 222 + 390 + 7 = 666.
It is not a de Polignac number, because 472223907 - 22 = 472223903 is a prime.
It is not an unprimeable number, because it can be changed into a prime (472223903) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 904383 + ... + 904904.
It is an arithmetic number, because the mean of its divisors is an integer number (58801860).
Almost surely, 2472223907 is an apocalyptic number.
472223907 is a deficient number, since it is larger than the sum of its proper divisors (233398413).
472223907 is a wasteful number, since it uses less digits than its factorization.
472223907 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1809322 (or 1809319 counting only the distinct ones).
The product of its (nonzero) digits is 42336, while the sum is 36.
The square root of 472223907 is about 21730.7134489413. The cubic root of 472223907 is about 778.7223808231.
The spelling of 472223907 in words is "four hundred seventy-two million, two hundred twenty-three thousand, nine hundred seven".
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