Base | Representation |
---|---|
bin | 1010001010011… |
… | …0101110010100 |
3 | 2222012121210112 |
4 | 2202212232110 |
5 | 41403012230 |
6 | 4121342152 |
7 | 1025212610 |
oct | 242465624 |
9 | 88177715 |
10 | 42625940 |
11 | 22074555 |
12 | 12337958 |
13 | 8aa5b66 |
14 | 5938340 |
15 | 3b1ed95 |
hex | 28a6b94 |
42625940 has 48 divisors (see below), whose sum is σ = 105840000. Its totient is φ = 14109312.
The previous prime is 42625897. The next prime is 42625991. The reversal of 42625940 is 4952624.
It is a junction number, because it is equal to n+sod(n) for n = 42625897 and 42625906.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1190 + ... + 9309.
It is an arithmetic number, because the mean of its divisors is an integer number (2205000).
Almost surely, 242625940 is an apocalyptic number.
It is an amenable number.
42625940 is an abundant number, since it is smaller than the sum of its proper divisors (63214060).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42625940 is a wasteful number, since it uses less digits than its factorization.
42625940 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10544 (or 10542 counting only the distinct ones).
The product of its (nonzero) digits is 17280, while the sum is 32.
The square root of 42625940 is about 6528.8544171240. The cubic root of 42625940 is about 349.3209691867.
The spelling of 42625940 in words is "forty-two million, six hundred twenty-five thousand, nine hundred forty".
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