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34164514421 = 34499905629
BaseRepresentation
bin11111110100010111…
…010001111001110101
310021011222120011011222
4133310113101321311
51024432103430141
623410040040125
72316425403212
oct376427217165
9107158504158
1034164514421
1113541a83394
126755763045
1332b60c800b
141921584b09
15d4e54914b
hex7f45d1e75

34164514421 has 4 divisors (see below), whose sum is σ = 34174423500. Its totient is φ = 34154605344.

The previous prime is 34164514393. The next prime is 34164514471. The reversal of 34164514421 is 12441546143.

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

It can be written as a sum of positive squares in 2 ways, for example, as 12324108196 + 21840406225 = 111014^2 + 147785^2 .

It is a cyclic number.

It is not a de Polignac number, because 34164514421 - 218 = 34164252277 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 (34164514471) 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, 4949366 + ... + 4956263.

It is an arithmetic number, because the mean of its divisors is an integer number (8543605875).

Almost surely, 234164514421 is an apocalyptic number.

It is an amenable number.

34164514421 is a deficient number, since it is larger than the sum of its proper divisors (9909079).

34164514421 is an equidigital number, since it uses as much as digits as its factorization.

34164514421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9909078.

The product of its digits is 46080, while the sum is 35.

The spelling of 34164514421 in words is "thirty-four billion, one hundred sixty-four million, five hundred fourteen thousand, four hundred twenty-one".

Divisors: 1 3449 9905629 34164514421