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34310081 = 1314917713
BaseRepresentation
bin1000001011100…
…0011111000001
32101120010120202
42002320133001
532240410311
63223214545
7564426251
oct202703701
971503522
1034310081
1118404743
12b5a7455
137153a30
1447b1961
15302ae3b
hex20b87c1

34310081 has 8 divisors (see below), whose sum is σ = 37199400. Its totient is φ = 31456512.

The previous prime is 34310041. The next prime is 34310113. The reversal of 34310081 is 18001343.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2002225 + 32307856 = 1415^2 + 5684^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 34310081 - 210 = 34309057 is a prime.

It is a super-2 number, since 2×343100812 = 2354363316453122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34310011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6920 + ... + 10793.

It is an arithmetic number, because the mean of its divisors is an integer number (4649925).

Almost surely, 234310081 is an apocalyptic number.

It is an amenable number.

34310081 is a deficient number, since it is larger than the sum of its proper divisors (2889319).

34310081 is a wasteful number, since it uses less digits than its factorization.

34310081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17875.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 34310081 is about 5857.4807724823. The cubic root of 34310081 is about 324.9430464302.

The spelling of 34310081 in words is "thirty-four million, three hundred ten thousand, eighty-one".

Divisors: 1 13 149 1937 17713 230269 2639237 34310081