Base | Representation |
---|---|
bin | 1011001111001… |
… | …1010101001111 |
3 | 10021200122201212 |
4 | 2303303111033 |
5 | 44031242111 |
6 | 4402125035 |
7 | 1111430000 |
oct | 263632517 |
9 | 107618655 |
10 | 47134031 |
11 | 2467354a |
12 | 1395077b |
13 | 99c3a79 |
14 | 638d1a7 |
15 | 421098b |
hex | 2cf354f |
47134031 has 20 divisors (see below), whose sum is σ = 55997592. Its totient is φ = 39661776.
The previous prime is 47134027. The next prime is 47134037. The reversal of 47134031 is 13043174.
It is not a de Polignac number, because 47134031 - 22 = 47134027 is a prime.
It is a super-2 number, since 2×471340312 = 4443233756617922, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 47133988 and 47134006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47134037) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 160721 + ... + 161013.
Almost surely, 247134031 is an apocalyptic number.
47134031 is a deficient number, since it is larger than the sum of its proper divisors (8863561).
47134031 is an frugal number, since it uses more digits than its factorization.
47134031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 388 (or 367 counting only the distinct ones).
The product of its (nonzero) digits is 1008, while the sum is 23.
The square root of 47134031 is about 6865.4228566054. The cubic root of 47134031 is about 361.2253282321.
The spelling of 47134031 in words is "forty-seven million, one hundred thirty-four thousand, thirty-one".
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