Base | Representation |
---|---|
bin | 11100010101101011100010 |
3 | 111222102110000 |
4 | 130111223202 |
5 | 3400210314 |
6 | 423120430 |
7 | 120100260 |
oct | 34255342 |
9 | 14872400 |
10 | 7428834 |
11 | 4214436 |
12 | 25a3116 |
13 | 170147a |
14 | db5430 |
15 | 9bb209 |
hex | 715ae2 |
7428834 has 40 divisors (see below), whose sum is σ = 19027008. Its totient is φ = 2122200.
The previous prime is 7428833. The next prime is 7428859. The reversal of 7428834 is 4388247.
It is a Curzon number.
It is a nialpdrome in base 14.
It is not an unprimeable number, because it can be changed into a prime (7428833) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2142 + ... + 4409.
Almost surely, 27428834 is an apocalyptic number.
7428834 is an abundant number, since it is smaller than the sum of its proper divisors (11598174).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7428834 is a wasteful number, since it uses less digits than its factorization.
7428834 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6572 (or 6563 counting only the distinct ones).
The product of its digits is 43008, while the sum is 36.
The square root of 7428834 is about 2725.5887437396. The cubic root of 7428834 is about 195.1222901562.
The spelling of 7428834 in words is "seven million, four hundred twenty-eight thousand, eight hundred thirty-four".
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