Base | Representation |
---|---|
bin | 111111000101… |
… | …0101111010011 |
3 | 2022020100011211 |
4 | 1332022233103 |
5 | 31431333011 |
6 | 3140520551 |
7 | 551061016 |
oct | 176125723 |
9 | 68210154 |
10 | 33074131 |
11 | 177400a2 |
12 | b0b0157 |
13 | 6b102bc |
14 | 456d37d |
15 | 2d84b21 |
hex | 1f8abd3 |
33074131 has 2 divisors, whose sum is σ = 33074132. Its totient is φ = 33074130.
The previous prime is 33074113. The next prime is 33074137. The reversal of 33074131 is 13147033.
It is a happy number.
Together with previous prime (33074113) it forms an Ormiston pair, because they use the same digits, order apart.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 33074131 - 25 = 33074099 is a prime.
It is a super-2 number, since 2×330741312 = 2187796282810322, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (33074137) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16537065 + 16537066.
It is an arithmetic number, because the mean of its divisors is an integer number (16537066).
Almost surely, 233074131 is an apocalyptic number.
33074131 is a deficient number, since it is larger than the sum of its proper divisors (1).
33074131 is an equidigital number, since it uses as much as digits as its factorization.
33074131 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 756, while the sum is 22.
The square root of 33074131 is about 5751.0113023711. The cubic root of 33074131 is about 320.9934329004.
The spelling of 33074131 in words is "thirty-three million, seventy-four thousand, one hundred thirty-one".
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