Base | Representation |
---|---|
bin | 110001110010… |
… | …100001101111 |
3 | 220120002222222 |
4 | 301302201233 |
5 | 11320131030 |
6 | 1143425555 |
7 | 215640344 |
oct | 61624157 |
9 | 26502888 |
10 | 13052015 |
11 | 7405199 |
12 | 44552bb |
13 | 291cab2 |
14 | 1a3a7cb |
15 | 122c3e5 |
hex | c7286f |
13052015 has 8 divisors (see below), whose sum is σ = 15685488. Its totient is φ = 10426240.
The previous prime is 13052003. The next prime is 13052021. The reversal of 13052015 is 51025031.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13052015 - 210 = 13050991 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 13051984 and 13052002.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2924 + ... + 5886.
It is an arithmetic number, because the mean of its divisors is an integer number (1960686).
Almost surely, 213052015 is an apocalyptic number.
13052015 is a deficient number, since it is larger than the sum of its proper divisors (2633473).
13052015 is an equidigital number, since it uses as much as digits as its factorization.
13052015 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3849.
The product of its (nonzero) digits is 150, while the sum is 17.
The square root of 13052015 is about 3612.7572572759. The cubic root of 13052015 is about 235.4466531707.
Adding to 13052015 its reverse (51025031), we get a palindrome (64077046).
The spelling of 13052015 in words is "thirteen million, fifty-two thousand, fifteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •