Base | Representation |
---|---|
bin | 110010001101… |
… | …101010000010 |
3 | 220202202102122 |
4 | 302031222002 |
5 | 11332210023 |
6 | 1150044242 |
7 | 216612332 |
oct | 62155202 |
9 | 26682378 |
10 | 13163138 |
11 | 748072a |
12 | 44a9682 |
13 | 295b551 |
14 | 1a690c2 |
15 | 12502c8 |
hex | c8da82 |
13163138 has 8 divisors (see below), whose sum is σ = 19994880. Its totient is φ = 6498180.
The previous prime is 13163131. The next prime is 13163159. The reversal of 13163138 is 83136131.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (13163131) 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, 41498 + ... + 41813.
It is an arithmetic number, because the mean of its divisors is an integer number (2499360).
Almost surely, 213163138 is an apocalyptic number.
13163138 is a deficient number, since it is larger than the sum of its proper divisors (6831742).
13163138 is an equidigital number, since it uses as much as digits as its factorization.
13163138 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 83392.
The product of its digits is 1296, while the sum is 26.
The square root of 13163138 is about 3628.1039125141. The cubic root of 13163138 is about 236.1129522512.
Adding to 13163138 its reverse (83136131), we get a palindrome (96299269).
The spelling of 13163138 in words is "thirteen million, one hundred sixty-three thousand, one hundred thirty-eight".
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