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13350539 = 20876397
BaseRepresentation
bin110010111011…
…011010001011
3221010021111102
4302323122023
511404204124
61154052015
7221322566
oct62733213
927107442
1013350539
117599504
12457a00b
1329c5937
141ab74dd
15128aaae
hexcbb68b

13350539 has 4 divisors (see below), whose sum is σ = 13359024. Its totient is φ = 13342056.

The previous prime is 13350529. The next prime is 13350581. The reversal of 13350539 is 93505331.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 93505331 = 313016301.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13350539 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (13350529) 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, 1112 + ... + 5285.

It is an arithmetic number, because the mean of its divisors is an integer number (3339756).

Almost surely, 213350539 is an apocalyptic number.

13350539 is a deficient number, since it is larger than the sum of its proper divisors (8485).

13350539 is an equidigital number, since it uses as much as digits as its factorization.

13350539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8484.

The product of its (nonzero) digits is 6075, while the sum is 29.

The square root of 13350539 is about 3653.8389400739. The cubic root of 13350539 is about 237.2281743248.

The spelling of 13350539 in words is "thirteen million, three hundred fifty thousand, five hundred thirty-nine".

Divisors: 1 2087 6397 13350539