Base | Representation |
---|---|
bin | 11010110111010100000010 |
3 | 111020210020011 |
4 | 122313110002 |
5 | 3300323211 |
6 | 410535134 |
7 | 113600335 |
oct | 32672402 |
9 | 14223204 |
10 | 7042306 |
11 | 3a7aa97 |
12 | 24374aa |
13 | 15c755b |
14 | d1461c |
15 | 941921 |
hex | 6b7502 |
7042306 has 4 divisors (see below), whose sum is σ = 10563462. Its totient is φ = 3521152.
The previous prime is 7042291. The next prime is 7042319. The reversal of 7042306 is 6032407.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6032407 = 53 ⋅113819.
It can be written as a sum of positive squares in only one way, i.e., 6205081 + 837225 = 2491^2 + 915^2 .
It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1760575 + ... + 1760578.
Almost surely, 27042306 is an apocalyptic number.
7042306 is a deficient number, since it is larger than the sum of its proper divisors (3521156).
7042306 is a wasteful number, since it uses less digits than its factorization.
7042306 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3521155.
The product of its (nonzero) digits is 1008, while the sum is 22.
The square root of 7042306 is about 2653.7343499303. The cubic root of 7042306 is about 191.6777181613.
The spelling of 7042306 in words is "seven million, forty-two thousand, three hundred six".
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