Base | Representation |
---|---|
bin | 1001000101001… |
… | …1011110011010 |
3 | 2122200012112211 |
4 | 2101103132122 |
5 | 34222400100 |
6 | 3440225334 |
7 | 641523313 |
oct | 221233632 |
9 | 78605484 |
10 | 38090650 |
11 | 1a557084 |
12 | 1090b24a |
13 | 7b78760 |
14 | 50b760a |
15 | 35261ba |
hex | 245379a |
38090650 has 24 divisors (see below), whose sum is σ = 76299804. Its totient is φ = 14064000.
The previous prime is 38090641. The next prime is 38090653. The reversal of 38090650 is 5609083.
38090650 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 6 ways, for example, as 6066369 + 32024281 = 2463^2 + 5659^2 .
It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (38090653) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28651 + ... + 29950.
Almost surely, 238090650 is an apocalyptic number.
38090650 is an abundant number, since it is smaller than the sum of its proper divisors (38209154).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38090650 is a wasteful number, since it uses less digits than its factorization.
38090650 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 58626 (or 58621 counting only the distinct ones).
The product of its (nonzero) digits is 6480, while the sum is 31.
The square root of 38090650 is about 6171.7623090978. The cubic root of 38090650 is about 336.4646644090.
The spelling of 38090650 in words is "thirty-eight million, ninety thousand, six hundred fifty".
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