Base | Representation |
---|---|
bin | 1001000100100… |
… | …1100011100010 |
3 | 2122121010210221 |
4 | 2101021203202 |
5 | 34220100033 |
6 | 3435313254 |
7 | 641263666 |
oct | 221114342 |
9 | 78533727 |
10 | 38050018 |
11 | 1a5295a6 |
12 | 108ab82a |
13 | 7b63106 |
14 | 50a68a6 |
15 | 351912d |
hex | 24498e2 |
38050018 has 8 divisors (see below), whose sum is σ = 57200220. Its totient is φ = 18983280.
The previous prime is 38050003. The next prime is 38050021. The reversal of 38050018 is 81005083.
It can be written as a sum of positive squares in 2 ways, for example, as 31169889 + 6880129 = 5583^2 + 2623^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 38049974 and 38050001.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19713 + ... + 21556.
Almost surely, 238050018 is an apocalyptic number.
38050018 is a deficient number, since it is larger than the sum of its proper divisors (19150202).
38050018 is a wasteful number, since it uses less digits than its factorization.
38050018 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41732.
The product of its (nonzero) digits is 960, while the sum is 25.
The square root of 38050018 is about 6168.4696643495. The cubic root of 38050018 is about 336.3449841529.
The spelling of 38050018 in words is "thirty-eight million, fifty thousand, eighteen".
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