Base | Representation |
---|---|
bin | 1011010000000… |
… | …1000000010000 |
3 | 10021210111112222 |
4 | 2310001000100 |
5 | 44040040112 |
6 | 4403240212 |
7 | 1112052161 |
oct | 264010020 |
9 | 107714488 |
10 | 47190032 |
11 | 2470162a |
12 | 13979068 |
13 | 9a133c6 |
14 | 63a5768 |
15 | 4222372 |
hex | 2d01010 |
47190032 has 10 divisors (see below), whose sum is σ = 91430718. Its totient is φ = 23595008.
The previous prime is 47189983. The next prime is 47190037. The reversal of 47190032 is 23009174.
It can be written as a sum of positive squares in only one way, i.e., 38987536 + 8202496 = 6244^2 + 2864^2 .
It is a super-2 number, since 2×471900322 = 4453798240322048, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 47189983 and 47190010.
It is not an unprimeable number, because it can be changed into a prime (47190037) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1474673 + ... + 1474704.
Almost surely, 247190032 is an apocalyptic number.
It is an amenable number.
47190032 is a deficient number, since it is larger than the sum of its proper divisors (44240686).
47190032 is a wasteful number, since it uses less digits than its factorization.
47190032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2949385 (or 2949379 counting only the distinct ones).
The product of its (nonzero) digits is 1512, while the sum is 26.
The square root of 47190032 is about 6869.5001273746. The cubic root of 47190032 is about 361.3683315849.
The spelling of 47190032 in words is "forty-seven million, one hundred ninety thousand, thirty-two".
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