Base | Representation |
---|---|
bin | 11011101010110… |
… | …10100110111111 |
3 | 121011202020011111 |
4 | 31311122212333 |
5 | 433404401211 |
6 | 35010502451 |
7 | 5515605064 |
oct | 1565324677 |
9 | 534666144 |
10 | 232106431 |
11 | 10a021aa7 |
12 | 65894a27 |
13 | 39118cab |
14 | 22b7cc6b |
15 | 1559c421 |
hex | dd5a9bf |
232106431 has 2 divisors, whose sum is σ = 232106432. Its totient is φ = 232106430.
The previous prime is 232106417. The next prime is 232106443. The reversal of 232106431 is 134601232.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 232106431 - 213 = 232098239 is a prime.
It is a super-2 number, since 2×2321064312 = 107746790623115522, which contains 22 as substring.
It is equal to p12752050 and since 232106431 and 12752050 have the same sum of digits, it is a Honaker prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (232106411) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116053215 + 116053216.
It is an arithmetic number, because the mean of its divisors is an integer number (116053216).
Almost surely, 2232106431 is an apocalyptic number.
232106431 is a deficient number, since it is larger than the sum of its proper divisors (1).
232106431 is an equidigital number, since it uses as much as digits as its factorization.
232106431 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 864, while the sum is 22.
The square root of 232106431 is about 15235.0395798633. The cubic root of 232106431 is about 614.5573133447.
Adding to 232106431 its reverse (134601232), we get a palindrome (366707663).
The spelling of 232106431 in words is "two hundred thirty-two million, one hundred six thousand, four hundred thirty-one".
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