Base | Representation |
---|---|
bin | 11110010010000001010110 |
3 | 112221022001222 |
4 | 132102001112 |
5 | 4013010014 |
6 | 442050342 |
7 | 124321151 |
oct | 36220126 |
9 | 15838058 |
10 | 7938134 |
11 | 4532046 |
12 | 27a99b2 |
13 | 184c229 |
14 | 10a8c98 |
15 | a6c08e |
hex | 792056 |
7938134 has 4 divisors (see below), whose sum is σ = 11907204. Its totient is φ = 3969066.
The previous prime is 7938127. The next prime is 7938149. The reversal of 7938134 is 4318397.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4318397 = 2017 ⋅2141.
It is an Ulam number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 7938094 and 7938103.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1984532 + ... + 1984535.
It is an arithmetic number, because the mean of its divisors is an integer number (2976801).
Almost surely, 27938134 is an apocalyptic number.
7938134 is a deficient number, since it is larger than the sum of its proper divisors (3969070).
7938134 is a wasteful number, since it uses less digits than its factorization.
7938134 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3969069.
The product of its digits is 18144, while the sum is 35.
The square root of 7938134 is about 2817.4694319549. The cubic root of 7938134 is about 199.4831153018.
The spelling of 7938134 in words is "seven million, nine hundred thirty-eight thousand, one hundred thirty-four".
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