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13392609 = 341108883
BaseRepresentation
bin110011000101…
…101011100001
3221012102012120
4303011223201
511412030414
61155014453
7221556336
oct63055341
927172176
1013392609
11761807a
12459a429
132a0bb29
141ac898d
1512982a9
hexcc5ae1

13392609 has 8 divisors (see below), whose sum is σ = 18292512. Its totient is φ = 8710560.

The previous prime is 13392581. The next prime is 13392619. The reversal of 13392609 is 90629331.

13392609 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 13392609 - 212 = 13388513 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 13392609.

It is not an unprimeable number, because it can be changed into a prime (13392619) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54319 + ... + 54564.

It is an arithmetic number, because the mean of its divisors is an integer number (2286564).

Almost surely, 213392609 is an apocalyptic number.

It is an amenable number.

13392609 is a deficient number, since it is larger than the sum of its proper divisors (4899903).

13392609 is a wasteful number, since it uses less digits than its factorization.

13392609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108927.

The product of its (nonzero) digits is 8748, while the sum is 33.

The square root of 13392609 is about 3659.5913706314. The cubic root of 13392609 is about 237.4770962216.

The spelling of 13392609 in words is "thirteen million, three hundred ninety-two thousand, six hundred nine".

Divisors: 1 3 41 123 108883 326649 4464203 13392609