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13286495 = 52991631
BaseRepresentation
bin110010101011…
…110001011111
3221000000122102
4302223301133
511400131440
61152435315
7220635065
oct62536137
927000572
1013286495
117555382
124548b3b
1329a2741
141a9c035
151276b15
hexcabc5f

13286495 has 8 divisors (see below), whose sum is σ = 16493760. Its totient is φ = 10262560.

The previous prime is 13286489. The next prime is 13286513. The reversal of 13286495 is 59468231.

It is a happy number.

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

It is not a de Polignac number, because 13286495 - 26 = 13286431 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45671 + ... + 45960.

It is an arithmetic number, because the mean of its divisors is an integer number (2061720).

Almost surely, 213286495 is an apocalyptic number.

13286495 is a deficient number, since it is larger than the sum of its proper divisors (3207265).

13286495 is an equidigital number, since it uses as much as digits as its factorization.

13286495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91665.

The product of its digits is 51840, while the sum is 38.

The square root of 13286495 is about 3645.0644713091. The cubic root of 13286495 is about 236.8482296055.

The spelling of 13286495 in words is "thirteen million, two hundred eighty-six thousand, four hundred ninety-five".

Divisors: 1 5 29 145 91631 458155 2657299 13286495