Base | Representation |
---|---|
bin | 1011010100110… |
… | …1001100001001 |
3 | 10022101100121122 |
4 | 2311031030021 |
5 | 44130031324 |
6 | 4414045025 |
7 | 1114522025 |
oct | 265151411 |
9 | 108340548 |
10 | 47502089 |
11 | 248a5028 |
12 | 13aa9775 |
13 | 9ac245b |
14 | 6447385 |
15 | 4284a5e |
hex | 2d4d309 |
47502089 has 2 divisors, whose sum is σ = 47502090. Its totient is φ = 47502088.
The previous prime is 47502083. The next prime is 47502113. The reversal of 47502089 is 98020574.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 23814400 + 23687689 = 4880^2 + 4867^2 .
It is a cyclic number.
It is not a de Polignac number, because 47502089 - 24 = 47502073 is a prime.
It is not a weakly prime, because it can be changed into another prime (47502083) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23751044 + 23751045.
It is an arithmetic number, because the mean of its divisors is an integer number (23751045).
Almost surely, 247502089 is an apocalyptic number.
It is an amenable number.
47502089 is a deficient number, since it is larger than the sum of its proper divisors (1).
47502089 is an equidigital number, since it uses as much as digits as its factorization.
47502089 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 20160, while the sum is 35.
The square root of 47502089 is about 6892.1759263675. The cubic root of 47502089 is about 362.1631312009.
The spelling of 47502089 in words is "forty-seven million, five hundred two thousand, eighty-nine".
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