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13590329 = 32034243
BaseRepresentation
bin110011110101…
…111100111001
3221120110102112
4303311330321
511434342304
61203142105
7223341644
oct63657471
927513375
1013590329
117742685
124674935
132a7ab1c
141b3aa5b
1512d6b6e
hexcf5f39

13590329 has 4 divisors (see below), whose sum is σ = 13597776. Its totient is φ = 13582884.

The previous prime is 13590277. The next prime is 13590383. The reversal of 13590329 is 92309531.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 92309531 = 611513271.

It is a cyclic number.

It is not a de Polignac number, because 13590329 - 212 = 13586233 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13590295 and 13590304.

It is not an unprimeable number, because it can be changed into a prime (13590029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1082 + ... + 5324.

It is an arithmetic number, because the mean of its divisors is an integer number (3399444).

Almost surely, 213590329 is an apocalyptic number.

It is an amenable number.

13590329 is a deficient number, since it is larger than the sum of its proper divisors (7447).

13590329 is an equidigital number, since it uses as much as digits as its factorization.

13590329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7446.

The product of its (nonzero) digits is 7290, while the sum is 32.

The square root of 13590329 is about 3686.5063406971. The cubic root of 13590329 is about 238.6400456751.

The spelling of 13590329 in words is "thirteen million, five hundred ninety thousand, three hundred twenty-nine".

Divisors: 1 3203 4243 13590329