Base | Representation |
---|---|
bin | 110010000110… |
… | …000101010011 |
3 | 220201011212122 |
4 | 302012011103 |
5 | 11330211430 |
6 | 1145244455 |
7 | 216423023 |
oct | 62060523 |
9 | 26634778 |
10 | 13132115 |
11 | 745a397 |
12 | 449372b |
13 | 294a3a9 |
14 | 1a5ba83 |
15 | 1245ee5 |
hex | c86153 |
13132115 has 8 divisors (see below), whose sum is σ = 15865200. Its totient is φ = 10434592.
The previous prime is 13132111. The next prime is 13132117. The reversal of 13132115 is 51123131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13132115 - 22 = 13132111 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 13132093 and 13132102.
It is not an unprimeable number, because it can be changed into a prime (13132111) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8069 + ... + 9558.
It is an arithmetic number, because the mean of its divisors is an integer number (1983150).
Almost surely, 213132115 is an apocalyptic number.
13132115 is a deficient number, since it is larger than the sum of its proper divisors (2733085).
13132115 is a wasteful number, since it uses less digits than its factorization.
13132115 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17781.
The product of its digits is 90, while the sum is 17.
The square root of 13132115 is about 3623.8260167950. The cubic root of 13132115 is about 235.9273153067.
Adding to 13132115 its reverse (51123131), we get a palindrome (64255246).
The spelling of 13132115 in words is "thirteen million, one hundred thirty-two thousand, one hundred fifteen".
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