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13290670 = 251329067
BaseRepresentation
bin110010101100…
…110010101110
3221000020101001
4302230302232
511400300140
61152510514
7220653211
oct62546256
927006331
1013290670
117558528
12454b43a
1329a4603
141a9d778
151277e9a
hexcaccae

13290670 has 8 divisors (see below), whose sum is σ = 23923224. Its totient is φ = 5316264.

The previous prime is 13290647. The next prime is 13290713. The reversal of 13290670 is 7609231.

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

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 3 ways as a sum of consecutive naturals, for example, 664524 + ... + 664543.

It is an arithmetic number, because the mean of its divisors is an integer number (2990403).

Almost surely, 213290670 is an apocalyptic number.

13290670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13290670 is a deficient number, since it is larger than the sum of its proper divisors (10632554).

13290670 is a wasteful number, since it uses less digits than its factorization.

13290670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1329074.

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 13290670 is about 3645.6371185295. The cubic root of 13290670 is about 236.8730351895.

The spelling of 13290670 in words is "thirteen million, two hundred ninety thousand, six hundred seventy".

Divisors: 1 2 5 10 1329067 2658134 6645335 13290670