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13052015 = 58812963
BaseRepresentation
bin110001110010…
…100001101111
3220120002222222
4301302201233
511320131030
61143425555
7215640344
oct61624157
926502888
1013052015
117405199
1244552bb
13291cab2
141a3a7cb
15122c3e5
hexc7286f

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".

Divisors: 1 5 881 2963 4405 14815 2610403 13052015