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13335141 = 34445047
BaseRepresentation
bin110010110111…
…101001100101
3221002111101010
4302313221211
511403211031
61153452433
7221226651
oct62675145
927074333
1013335141
117588986
124571119
1329bb921
141ab1a61
151286246
hexcb7a65

13335141 has 4 divisors (see below), whose sum is σ = 17780192. Its totient is φ = 8890092.

The previous prime is 13335139. The next prime is 13335151. The reversal of 13335141 is 14153331.

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 an emirpimes, since its reverse is a distinct semiprime: 14153331 = 34717777.

It is not a de Polignac number, because 13335141 - 21 = 13335139 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13335151) 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, 2222521 + ... + 2222526.

It is an arithmetic number, because the mean of its divisors is an integer number (4445048).

Almost surely, 213335141 is an apocalyptic number.

It is an amenable number.

13335141 is a deficient number, since it is larger than the sum of its proper divisors (4445051).

13335141 is an equidigital number, since it uses as much as digits as its factorization.

13335141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4445050.

The product of its digits is 540, while the sum is 21.

The square root of 13335141 is about 3651.7312332646. The cubic root of 13335141 is about 237.1369359442.

Adding to 13335141 its reverse (14153331), we get a palindrome (27488472).

The spelling of 13335141 in words is "thirteen million, three hundred thirty-five thousand, one hundred forty-one".

Divisors: 1 3 4445047 13335141