Base | Representation |
---|---|
bin | 1001000101001… |
… | …1101010110010 |
3 | 2122200020122011 |
4 | 2101103222302 |
5 | 34222411232 |
6 | 3440233134 |
7 | 641525524 |
oct | 221235262 |
9 | 78606564 |
10 | 38091442 |
11 | 1a557734 |
12 | 1090b7aa |
13 | 7b78c1c |
14 | 50b7a14 |
15 | 3526547 |
hex | 2453ab2 |
38091442 has 8 divisors (see below), whose sum is σ = 59107500. Its totient is φ = 18388944.
The previous prime is 38091437. The next prime is 38091451. The reversal of 38091442 is 24419083.
It can be written as a sum of positive squares in 2 ways, for example, as 38081241 + 10201 = 6171^2 + 101^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
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, 328317 + ... + 328432.
Almost surely, 238091442 is an apocalyptic number.
38091442 is a deficient number, since it is larger than the sum of its proper divisors (21016058).
38091442 is a wasteful number, since it uses less digits than its factorization.
38091442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 656780.
The product of its (nonzero) digits is 6912, while the sum is 31.
The square root of 38091442 is about 6171.8264719611. The cubic root of 38091442 is about 336.4669963738.
The spelling of 38091442 in words is "thirty-eight million, ninety-one thousand, four hundred forty-two".
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