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34342042213 = 271126723403
BaseRepresentation
bin11111111110111100…
…011111101001100101
310021122100121111112101
4133332330133221211
51030313030322323
623435421052101
72324012354023
oct377674375145
9107570544471
1034342042213
1113623207676
1267a50b7031
133313b1484b
14193ad97713
15d5ee14dad
hex7fef1fa65

34342042213 has 4 divisors (see below), whose sum is σ = 34468765888. Its totient is φ = 34215318540.

The previous prime is 34342042201. The next prime is 34342042219. The reversal of 34342042213 is 31224024343.

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: 31224024343 = 43726140101.

It is a cyclic number.

It is not a de Polignac number, because 34342042213 - 25 = 34342042181 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 (34342042219) 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, 63361431 + ... + 63361972.

It is an arithmetic number, because the mean of its divisors is an integer number (8617191472).

Almost surely, 234342042213 is an apocalyptic number.

It is an amenable number.

34342042213 is a deficient number, since it is larger than the sum of its proper divisors (126723675).

34342042213 is a wasteful number, since it uses less digits than its factorization.

34342042213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126723674.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 34342042213 its reverse (31224024343), we get a palindrome (65566066556).

The spelling of 34342042213 in words is "thirty-four billion, three hundred forty-two million, forty-two thousand, two hundred thirteen".

Divisors: 1 271 126723403 34342042213