Base | Representation |
---|---|
bin | 1010001110001… |
… | …0111000000111 |
3 | 2222200010202222 |
4 | 2203202320013 |
5 | 41433403302 |
6 | 4130522555 |
7 | 1030260131 |
oct | 243427007 |
9 | 88603688 |
10 | 42872327 |
11 | 22222683 |
12 | 1243645b |
13 | 8b61054 |
14 | 59a0051 |
15 | 3b6cda2 |
hex | 28e2e07 |
42872327 has 2 divisors, whose sum is σ = 42872328. Its totient is φ = 42872326.
The previous prime is 42872321. The next prime is 42872329. The reversal of 42872327 is 72327824.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 42872327 - 24 = 42872311 is a prime.
Together with 42872329, it forms a pair of twin primes.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (42872321) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21436163 + 21436164.
It is an arithmetic number, because the mean of its divisors is an integer number (21436164).
Almost surely, 242872327 is an apocalyptic number.
42872327 is a deficient number, since it is larger than the sum of its proper divisors (1).
42872327 is an equidigital number, since it uses as much as digits as its factorization.
42872327 is an evil number, because the sum of its binary digits is even.
The product of its digits is 37632, while the sum is 35.
The square root of 42872327 is about 6547.6963124446. The cubic root of 42872327 is about 349.9927263795.
The spelling of 42872327 in words is "forty-two million, eight hundred seventy-two thousand, three hundred twenty-seven".
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