Base | Representation |
---|---|
bin | 1010001011111… |
… | …0111010101000 |
3 | 2222101122201121 |
4 | 2202332322220 |
5 | 41414200112 |
6 | 4123425024 |
7 | 1026104530 |
oct | 242767250 |
9 | 88348647 |
10 | 42725032 |
11 | 22131a49 |
12 | 12385174 |
13 | 8b0bcac |
14 | 59624c0 |
15 | 3b3e407 |
hex | 28beea8 |
42725032 has 32 divisors (see below), whose sum is σ = 91984320. Its totient is φ = 18224640.
The previous prime is 42725009. The next prime is 42725051. The reversal of 42725032 is 23052724.
It is a junction number, because it is equal to n+sod(n) for n = 42724988 and 42725006.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11032 + ... + 14392.
It is an arithmetic number, because the mean of its divisors is an integer number (2874510).
Almost surely, 242725032 is an apocalyptic number.
It is an amenable number.
42725032 is an abundant number, since it is smaller than the sum of its proper divisors (49259288).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42725032 is a wasteful number, since it uses less digits than its factorization.
42725032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3601 (or 3597 counting only the distinct ones).
The product of its (nonzero) digits is 3360, while the sum is 25.
The square root of 42725032 is about 6536.4387857609. The cubic root of 42725032 is about 349.5914470937.
Adding to 42725032 its reverse (23052724), we get a palindrome (65777756).
The spelling of 42725032 in words is "forty-two million, seven hundred twenty-five thousand, thirty-two".
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