Base | Representation |
---|---|
bin | 1000000111011… |
… | …1001010100011 |
3 | 2101001112120111 |
4 | 2001313022203 |
5 | 32203330111 |
6 | 3213352151 |
7 | 562233235 |
oct | 201671243 |
9 | 71045514 |
10 | 34042531 |
11 | 18241726 |
12 | b498657 |
13 | 708c013 |
14 | 4742255 |
15 | 2ec6a21 |
hex | 20772a3 |
34042531 has 2 divisors, whose sum is σ = 34042532. Its totient is φ = 34042530.
The previous prime is 34042513. The next prime is 34042559. The reversal of 34042531 is 13524043.
Together with previous prime (34042513) it forms an Ormiston pair, because they use the same digits, order apart.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 34042531 - 27 = 34042403 is a prime.
It is a super-2 number, since 2×340425312 = 2317787833771922, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (34042501) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17021265 + 17021266.
It is an arithmetic number, because the mean of its divisors is an integer number (17021266).
Almost surely, 234042531 is an apocalyptic number.
34042531 is a deficient number, since it is larger than the sum of its proper divisors (1).
34042531 is an equidigital number, since it uses as much as digits as its factorization.
34042531 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1440, while the sum is 22.
The square root of 34042531 is about 5834.5977582006. The cubic root of 34042531 is about 324.0962061254.
Adding to 34042531 its reverse (13524043), we get a palindrome (47566574).
The spelling of 34042531 in words is "thirty-four million, forty-two thousand, five hundred thirty-one".
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