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34032143231 = 711482132341
BaseRepresentation
bin11111101100011110…
…010100101101111111
310020211202111000001022
4133230132110231333
51024144212040411
623344550534355
72313230305322
oct375436245577
9106752430038
1034032143231
1113484291a09
1267193673bb
13329485c178
14190bb687b9
15d42aecedb
hex7ec794b7f

34032143231 has 8 divisors (see below), whose sum is σ = 34514864928. Its totient is φ = 33549516000.

The previous prime is 34032143183. The next prime is 34032143267. The reversal of 34032143231 is 13234123043.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-34032143231 is a prime.

It is a super-2 number, since 2×340321432312 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 34032143231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34032148231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1036121 + ... + 1068461.

It is an arithmetic number, because the mean of its divisors is an integer number (4314358116).

Almost surely, 234032143231 is an apocalyptic number.

34032143231 is a deficient number, since it is larger than the sum of its proper divisors (482721697).

34032143231 is a wasteful number, since it uses less digits than its factorization.

34032143231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47233.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 34032143231 its reverse (13234123043), we get a palindrome (47266266274).

The spelling of 34032143231 in words is "thirty-four billion, thirty-two million, one hundred forty-three thousand, two hundred thirty-one".

Divisors: 1 71 14821 32341 1052291 2296211 479325961 34032143231