Base | Representation |
---|---|
bin | 1011001110111… |
… | …0001010101000 |
3 | 10021122120201012 |
4 | 2303232022220 |
5 | 44030102442 |
6 | 4401443052 |
7 | 1111311212 |
oct | 263561250 |
9 | 107576635 |
10 | 47112872 |
11 | 24659664 |
12 | 13940488 |
13 | 99b7251 |
14 | 63855b2 |
15 | 4209582 |
hex | 2cee2a8 |
47112872 has 8 divisors (see below), whose sum is σ = 88336650. Its totient is φ = 23556432.
The previous prime is 47112869. The next prime is 47112881. The reversal of 47112872 is 27821174.
It is a happy number.
47112872 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 46430596 + 682276 = 6814^2 + 826^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is an unprimeable number.
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 as a sum of consecutive naturals, namely, 2944547 + ... + 2944562.
Almost surely, 247112872 is an apocalyptic number.
It is an amenable number.
47112872 is a deficient number, since it is larger than the sum of its proper divisors (41223778).
47112872 is a wasteful number, since it uses less digits than its factorization.
47112872 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5889115 (or 5889111 counting only the distinct ones).
The product of its digits is 6272, while the sum is 32.
The square root of 47112872 is about 6863.8817006123. The cubic root of 47112872 is about 361.1712674290.
The spelling of 47112872 in words is "forty-seven million, one hundred twelve thousand, eight hundred seventy-two".
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