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13234115135 = 52646823027
BaseRepresentation
bin11000101001101000…
…01001001000111111
31021011022022201001102
430110310021020333
5204100413141020
610025113003315
7645645060023
oct142464111077
937138281042
1013234115135
11568134963a
1226940b353b
13132ba42077
148d78ac383
15526c99475
hex314d0923f

13234115135 has 4 divisors (see below), whose sum is σ = 15880938168. Its totient is φ = 10587292104.

The previous prime is 13234115131. The next prime is 13234115149. The reversal of 13234115135 is 53151143231.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13234115135 - 22 = 13234115131 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13234115098 and 13234115107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13234115131) 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, 1323411509 + ... + 1323411518.

It is an arithmetic number, because the mean of its divisors is an integer number (3970234542).

Almost surely, 213234115135 is an apocalyptic number.

13234115135 is a deficient number, since it is larger than the sum of its proper divisors (2646823033).

13234115135 is an equidigital number, since it uses as much as digits as its factorization.

13234115135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2646823032.

The product of its digits is 5400, while the sum is 29.

Adding to 13234115135 its reverse (53151143231), we get a palindrome (66385258366).

The spelling of 13234115135 in words is "thirteen billion, two hundred thirty-four million, one hundred fifteen thousand, one hundred thirty-five".

Divisors: 1 5 2646823027 13234115135