Base | Representation |
---|---|
bin | 100111001001011100… |
… | …010101100000110111 |
3 | 11000111110001102212111 |
4 | 213021130111200313 |
5 | 1142041243313411 |
6 | 31151010031451 |
7 | 3015436054462 |
oct | 471134254067 |
9 | 130443042774 |
10 | 42034354231 |
11 | 1691032a531 |
12 | 8191278587 |
13 | 3c6b69776c |
14 | 206a84a2d9 |
15 | 11603d3721 |
hex | 9c9715837 |
42034354231 has 2 divisors, whose sum is σ = 42034354232. Its totient is φ = 42034354230.
The previous prime is 42034354217. The next prime is 42034354321. The reversal of 42034354231 is 13245343024.
It is a happy number.
42034354231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
Together with next prime (42034354321) 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 42034354231 - 29 = 42034353719 is a prime.
It is a super-2 number, since 2×420343542312 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 42034354193 and 42034354202.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (42034354211) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21017177115 + 21017177116.
It is an arithmetic number, because the mean of its divisors is an integer number (21017177116).
Almost surely, 242034354231 is an apocalyptic number.
42034354231 is a deficient number, since it is larger than the sum of its proper divisors (1).
42034354231 is an equidigital number, since it uses as much as digits as its factorization.
42034354231 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 34560, while the sum is 31.
Adding to 42034354231 its reverse (13245343024), we get a palindrome (55279697255).
The spelling of 42034354231 in words is "forty-two billion, thirty-four million, three hundred fifty-four thousand, two hundred thirty-one".
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