Base | Representation |
---|---|
bin | 1010001010111… |
… | …0110000001110 |
3 | 2222021021220200 |
4 | 2202232300032 |
5 | 41410040310 |
6 | 4122154330 |
7 | 1025410524 |
oct | 242566016 |
9 | 88237820 |
10 | 42658830 |
11 | 22097235 |
12 | 123529a6 |
13 | 8ab7b16 |
14 | 5946314 |
15 | 3b299c0 |
hex | 28aec0e |
42658830 has 24 divisors (see below), whose sum is σ = 110913192. Its totient is φ = 11375664.
The previous prime is 42658801. The next prime is 42658843. The reversal of 42658830 is 3885624.
42658830 is a `hidden beast` number, since 42 + 6 + 588 + 30 = 666.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 236904 + ... + 237083.
It is an arithmetic number, because the mean of its divisors is an integer number (4621383).
Almost surely, 242658830 is an apocalyptic number.
42658830 is an abundant number, since it is smaller than the sum of its proper divisors (68254362).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42658830 is a wasteful number, since it uses less digits than its factorization.
42658830 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 474000 (or 473997 counting only the distinct ones).
The product of its (nonzero) digits is 46080, while the sum is 36.
The square root of 42658830 is about 6531.3727500427. The cubic root of 42658830 is about 349.4107909630.
The spelling of 42658830 in words is "forty-two million, six hundred fifty-eight thousand, eight hundred thirty".
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