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34085081 is a prime number
BaseRepresentation
bin1000001000000…
…1100011011001
32101010200221102
42002001203121
532211210311
63214321145
7562501262
oct202014331
971120842
1034085081
1118270698
12b4b91b5
1370a54b4
144753969
152ed443b
hex20818d9

34085081 has 2 divisors, whose sum is σ = 34085082. Its totient is φ = 34085080.

The previous prime is 34085071. The next prime is 34085083. The reversal of 34085081 is 18058043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21939856 + 12145225 = 4684^2 + 3485^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-34085081 is a prime.

It is a super-2 number, since 2×340850812 = 2323585493553122, which contains 22 as substring.

Together with 34085083, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (34085083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17042540 + 17042541.

It is an arithmetic number, because the mean of its divisors is an integer number (17042541).

Almost surely, 234085081 is an apocalyptic number.

It is an amenable number.

34085081 is a deficient number, since it is larger than the sum of its proper divisors (1).

34085081 is an equidigital number, since it uses as much as digits as its factorization.

34085081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 34085081 is about 5838.2429719908. The cubic root of 34085081 is about 324.2311799520.

The spelling of 34085081 in words is "thirty-four million, eighty-five thousand, eighty-one".