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13345835 = 52669167
BaseRepresentation
bin110010111010…
…010000101011
3221010001001012
4302322100223
511404031320
61154014135
7221303066
oct62722053
927101035
1013345835
117595a18
12457734b
1329c3759
141ab58dd
1512894c5
hexcba42b

13345835 has 4 divisors (see below), whose sum is σ = 16015008. Its totient is φ = 10676664.

The previous prime is 13345831. The next prime is 13345853. The reversal of 13345835 is 53854331.

13345835 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 53854331 = 113476587.

It is a cyclic number.

It is not a de Polignac number, because 13345835 - 22 = 13345831 is a prime.

It is a super-2 number, since 2×133458352 = 356222623694450, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13345831) 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, 1334579 + ... + 1334588.

It is an arithmetic number, because the mean of its divisors is an integer number (4003752).

Almost surely, 213345835 is an apocalyptic number.

13345835 is a deficient number, since it is larger than the sum of its proper divisors (2669173).

13345835 is an equidigital number, since it uses as much as digits as its factorization.

13345835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2669172.

The product of its digits is 21600, while the sum is 32.

The square root of 13345835 is about 3653.1951768281. The cubic root of 13345835 is about 237.2003089725.

The spelling of 13345835 in words is "thirteen million, three hundred forty-five thousand, eight hundred thirty-five".

Divisors: 1 5 2669167 13345835