Base | Representation |
---|---|
bin | 1010001100100… |
… | …0101011010000 |
3 | 2222110200120012 |
4 | 2203020223100 |
5 | 41421440013 |
6 | 4124334052 |
7 | 1026332216 |
oct | 243105320 |
9 | 88420505 |
10 | 42765008 |
11 | 22159a90 |
12 | 123a4328 |
13 | 8b24250 |
14 | 5972cb6 |
15 | 3b4b1a8 |
hex | 28c8ad0 |
42765008 has 40 divisors (see below), whose sum is σ = 97347936. Its totient is φ = 17942400.
The previous prime is 42765001. The next prime is 42765017. The reversal of 42765008 is 80056724.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42765001) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7058 + ... + 11633.
Almost surely, 242765008 is an apocalyptic number.
It is an amenable number.
42765008 is an abundant number, since it is smaller than the sum of its proper divisors (54582928).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42765008 is a wasteful number, since it uses less digits than its factorization.
42765008 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18723 (or 18717 counting only the distinct ones).
The product of its (nonzero) digits is 13440, while the sum is 32.
The square root of 42765008 is about 6539.4960050450. The cubic root of 42765008 is about 349.7004457347.
The spelling of 42765008 in words is "forty-two million, seven hundred sixty-five thousand, eight".
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