Base | Representation |
---|---|
bin | 111110101110100111… |
… | …100111111111001011 |
3 | 20102212000200102220022 |
4 | 332232213213333023 |
5 | 2100420124214202 |
6 | 50535252451055 |
7 | 4603045452011 |
oct | 765647477713 |
9 | 212760612808 |
10 | 67354132427 |
11 | 2662371965a |
12 | 11078919a8b |
13 | 647523523a |
14 | 338d4748b1 |
15 | 1b431beea2 |
hex | fae9e7fcb |
67354132427 has 4 divisors (see below), whose sum is σ = 67354958136. Its totient is φ = 67353306720.
The previous prime is 67354132399. The next prime is 67354132451. The reversal of 67354132427 is 72423145376.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 67354132427 - 226 = 67287023563 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (67354132457) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 275198 + ... + 458739.
It is an arithmetic number, because the mean of its divisors is an integer number (16838739534).
Almost surely, 267354132427 is an apocalyptic number.
67354132427 is a deficient number, since it is larger than the sum of its proper divisors (825709).
67354132427 is an equidigital number, since it uses as much as digits as its factorization.
67354132427 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 825708.
The product of its digits is 846720, while the sum is 44.
The spelling of 67354132427 in words is "sixty-seven billion, three hundred fifty-four million, one hundred thirty-two thousand, four hundred twenty-seven".
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