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13000498 = 27928607
BaseRepresentation
bin110001100101…
…111100110010
3220110111022221
4301211330302
511312003443
61142351254
7215334220
oct61457462
926414287
1013000498
11737a515
12442b52a
132902504
141a25b10
15121beed
hexc65f32

13000498 has 8 divisors (see below), whose sum is σ = 22286592. Its totient is φ = 5571636.

The previous prime is 13000489. The next prime is 13000499. The reversal of 13000498 is 89400031.

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

It is not an unprimeable number, because it can be changed into a prime (13000499) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 464290 + ... + 464317.

It is an arithmetic number, because the mean of its divisors is an integer number (2785824).

Almost surely, 213000498 is an apocalyptic number.

13000498 is a deficient number, since it is larger than the sum of its proper divisors (9286094).

13000498 is an equidigital number, since it uses as much as digits as its factorization.

13000498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 928616.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 13000498 is about 3605.6203349770. The cubic root of 13000498 is about 235.1364712073.

The spelling of 13000498 in words is "thirteen million, four hundred ninety-eight", and thus it is an aban number.

Divisors: 1 2 7 14 928607 1857214 6500249 13000498