Base | Representation |
---|---|
bin | 1001001001010… |
… | …1000001100011 |
3 | 2200011211211212 |
4 | 2102111001203 |
5 | 34304443024 |
6 | 3450100335 |
7 | 644022140 |
oct | 222250143 |
9 | 80154755 |
10 | 38359139 |
11 | 1a71a875 |
12 | 10a1a6ab |
13 | 7c40a20 |
14 | 51473c7 |
15 | 357aa0e |
hex | 2495063 |
38359139 has 16 divisors (see below), whose sum is σ = 48314112. Its totient is φ = 29641248.
The previous prime is 38359133. The next prime is 38359159. The reversal of 38359139 is 93195383.
It is a de Polignac number, because none of the positive numbers 2k-38359139 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 38359096 and 38359105.
It is not an unprimeable number, because it can be changed into a prime (38359133) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 989 + ... + 8814.
It is an arithmetic number, because the mean of its divisors is an integer number (3019632).
Almost surely, 238359139 is an apocalyptic number.
38359139 is a deficient number, since it is larger than the sum of its proper divisors (9954973).
38359139 is a wasteful number, since it uses less digits than its factorization.
38359139 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9866.
The product of its digits is 87480, while the sum is 41.
The square root of 38359139 is about 6193.4755186406. The cubic root of 38359139 is about 337.2533587129.
The spelling of 38359139 in words is "thirty-eight million, three hundred fifty-nine thousand, one hundred thirty-nine".
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