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34131402344 = 2313328186561
BaseRepresentation
bin11111110010011000…
…111101111001101000
310021002200020212221202
4133302120331321220
51024400114333334
623402454223332
72315544063434
oct376230757150
9107080225852
1034131402344
1113525317836
126746654b48
1332ac2a3680
14191b0059c4
15d4b6a817e
hex7f263de68

34131402344 has 16 divisors (see below), whose sum is σ = 68919178020. Its totient is φ = 15752954880.

The previous prime is 34131402329. The next prime is 34131402353. The reversal of 34131402344 is 44320413143.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 26150124100 + 7981278244 = 161710^2 + 89338^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164093177 + ... + 164093384.

Almost surely, 234131402344 is an apocalyptic number.

It is an amenable number.

34131402344 is an abundant number, since it is smaller than the sum of its proper divisors (34787775676).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34131402344 is a wasteful number, since it uses less digits than its factorization.

34131402344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328186580 (or 328186576 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 34131402344 its reverse (44320413143), we get a palindrome (78451815487).

The spelling of 34131402344 in words is "thirty-four billion, one hundred thirty-one million, four hundred two thousand, three hundred forty-four".

Divisors: 1 2 4 8 13 26 52 104 328186561 656373122 1312746244 2625492488 4266425293 8532850586 17065701172 34131402344