Base | Representation |
---|---|
bin | 11100001100010… |
… | …000010110011011 |
3 | 1012221222121101020 |
4 | 130030100112123 |
5 | 1432040142442 |
6 | 114533253523 |
7 | 14502135060 |
oct | 3414202633 |
9 | 1187877336 |
10 | 472974747 |
11 | 222a88a23 |
12 | 1124942a3 |
13 | 76cb211b |
14 | 46b5cc67 |
15 | 2b7ca9ec |
hex | 1c31059b |
472974747 has 16 divisors (see below), whose sum is σ = 728824320. Its totient is φ = 267233472.
The previous prime is 472974713. The next prime is 472974751. The reversal of 472974747 is 747479274.
It is a happy number.
It is not a de Polignac number, because 472974747 - 226 = 405865883 is a prime.
It is a super-2 number, since 2×4729747472 = 447410222599428018, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 472974747.
It is not an unprimeable number, because it can be changed into a prime (472974757) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124663 + ... + 128400.
It is an arithmetic number, because the mean of its divisors is an integer number (45551520).
Almost surely, 2472974747 is an apocalyptic number.
472974747 is a deficient number, since it is larger than the sum of its proper divisors (255849573).
472974747 is a wasteful number, since it uses less digits than its factorization.
472974747 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 253162.
The product of its digits is 2765952, while the sum is 51.
The square root of 472974747 is about 21747.9825960938. The cubic root of 472974747 is about 779.1348873246.
The spelling of 472974747 in words is "four hundred seventy-two million, nine hundred seventy-four thousand, seven hundred forty-seven".
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