Base | Representation |
---|---|
bin | 1011001110101… |
… | …1000010011101 |
3 | 10021121221010201 |
4 | 2303223002131 |
5 | 44024200221 |
6 | 4401303501 |
7 | 1111225651 |
oct | 263530235 |
9 | 107557121 |
10 | 47100061 |
11 | 2464aa78 |
12 | 13934b91 |
13 | 99b1478 |
14 | 6380a61 |
15 | 4205891 |
hex | 2ceb09d |
47100061 has 2 divisors, whose sum is σ = 47100062. Its totient is φ = 47100060.
The previous prime is 47100059. The next prime is 47100073. The reversal of 47100061 is 16000174.
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., 44756100 + 2343961 = 6690^2 + 1531^2 .
It is a cyclic number.
It is not a de Polignac number, because 47100061 - 21 = 47100059 is a prime.
Together with 47100059, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (47100041) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23550030 + 23550031.
It is an arithmetic number, because the mean of its divisors is an integer number (23550031).
Almost surely, 247100061 is an apocalyptic number.
It is an amenable number.
47100061 is a deficient number, since it is larger than the sum of its proper divisors (1).
47100061 is an equidigital number, since it uses as much as digits as its factorization.
47100061 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 168, while the sum is 19.
The square root of 47100061 is about 6862.9484188649. The cubic root of 47100061 is about 361.1385277242.
The spelling of 47100061 in words is "forty-seven million, one hundred thousand, sixty-one".
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