Base | Representation |
---|---|
bin | 11000110101111… |
… | …00010000011110 |
3 | 112112010021011200 |
4 | 30122330100132 |
5 | 411321423100 |
6 | 32402300330 |
7 | 5110164354 |
oct | 1432742036 |
9 | 475107150 |
10 | 208389150 |
11 | a76a2942 |
12 | 599576a6 |
13 | 342338b8 |
14 | 1d9677d4 |
15 | 13464e00 |
hex | c6bc41e |
208389150 has 72 divisors (see below), whose sum is σ = 589363320. Its totient is φ = 52643520.
The previous prime is 208389149. The next prime is 208389173. The reversal of 208389150 is 51983802.
208389150 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3637 + ... + 20736.
Almost surely, 2208389150 is an apocalyptic number.
208389150 is an abundant number, since it is smaller than the sum of its proper divisors (380974170).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
208389150 is a wasteful number, since it uses less digits than its factorization.
208389150 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24410 (or 24402 counting only the distinct ones).
The product of its (nonzero) digits is 17280, while the sum is 36.
The square root of 208389150 is about 14435.6901463006. The cubic root of 208389150 is about 592.8684884017.
The spelling of 208389150 in words is "two hundred eight million, three hundred eighty-nine thousand, one hundred fifty".
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