Base | Representation |
---|---|
bin | 1001000100101… |
… | …1100100010001 |
3 | 2122121120010002 |
4 | 2101023210101 |
5 | 34220331012 |
6 | 3435415345 |
7 | 641330006 |
oct | 221134421 |
9 | 78546102 |
10 | 38058257 |
11 | 1a534806 |
12 | 108b4555 |
13 | 7b66aa3 |
14 | 50a98ad |
15 | 351b7c2 |
hex | 244b911 |
38058257 has 4 divisors (see below), whose sum is σ = 40296996. Its totient is φ = 35819520.
The previous prime is 38058253. The next prime is 38058259. The reversal of 38058257 is 75285083.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 75285083 = 199 ⋅378317.
It can be written as a sum of positive squares in 2 ways, for example, as 23435281 + 14622976 = 4841^2 + 3824^2 .
It is a cyclic number.
It is not a de Polignac number, because 38058257 - 22 = 38058253 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 38058257.
It is not an unprimeable number, because it can be changed into a prime (38058253) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1119344 + ... + 1119377.
It is an arithmetic number, because the mean of its divisors is an integer number (10074249).
Almost surely, 238058257 is an apocalyptic number.
It is an amenable number.
38058257 is a deficient number, since it is larger than the sum of its proper divisors (2238739).
38058257 is a wasteful number, since it uses less digits than its factorization.
38058257 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2238738.
The product of its (nonzero) digits is 67200, while the sum is 38.
The square root of 38058257 is about 6169.1374599696. The cubic root of 38058257 is about 336.3692587479.
The spelling of 38058257 in words is "thirty-eight million, fifty-eight thousand, two hundred fifty-seven".
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