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13160015 = 511239273
BaseRepresentation
bin110010001100…
…111001001111
3220202121010222
4302030321033
511332110030
61150021555
7216600251
oct62147117
926677128
1013160015
117479350
1244a78bb
132959cbb
141a67cd1
15124e3e5
hexc8ce4f

13160015 has 8 divisors (see below), whose sum is σ = 17227728. Its totient is φ = 9570880.

The previous prime is 13159999. The next prime is 13160029. The reversal of 13160015 is 51006131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13160015 - 24 = 13159999 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13159975 and 13160002.

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, 119582 + ... + 119691.

It is an arithmetic number, because the mean of its divisors is an integer number (2153466).

Almost surely, 213160015 is an apocalyptic number.

13160015 is a deficient number, since it is larger than the sum of its proper divisors (4067713).

13160015 is a wasteful number, since it uses less digits than its factorization.

13160015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239289.

The product of its (nonzero) digits is 90, while the sum is 17.

The square root of 13160015 is about 3627.6734968847. The cubic root of 13160015 is about 236.0942779028.

Adding to 13160015 its reverse (51006131), we get a palindrome (64166146).

The spelling of 13160015 in words is "thirteen million, one hundred sixty thousand, fifteen".

Divisors: 1 5 11 55 239273 1196365 2632003 13160015