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13204501 = 41443727
BaseRepresentation
bin110010010111…
…110000010101
3220211212011121
4302113300111
511340021001
61151003541
7220144042
oct62276025
926755147
1013204501
1174a9812
1245095b1
13297431b
141a7a1c9
15125c6a1
hexc97c15

13204501 has 8 divisors (see below), whose sum is σ = 13575744. Its totient is φ = 12835680.

The previous prime is 13204469. The next prime is 13204517. The reversal of 13204501 is 10540231.

13204501 is digitally balanced in base 2, because in such base 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 a cyclic number.

It is not a de Polignac number, because 13204501 - 25 = 13204469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13204201) 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, 17800 + ... + 18526.

It is an arithmetic number, because the mean of its divisors is an integer number (1696968).

Almost surely, 213204501 is an apocalyptic number.

It is an amenable number.

13204501 is a deficient number, since it is larger than the sum of its proper divisors (371243).

13204501 is an equidigital number, since it uses as much as digits as its factorization.

13204501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1211.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 13204501 is about 3633.7998018603. The cubic root of 13204501 is about 236.3600090487.

Adding to 13204501 its reverse (10540231), we get a palindrome (23744732).

The spelling of 13204501 in words is "thirteen million, two hundred four thousand, five hundred one".

Divisors: 1 41 443 727 18163 29807 322061 13204501