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34506161 = 123128031
BaseRepresentation
bin1000001110100…
…0010110110001
32101221002112222
42003220112301
532313144121
63231330425
7566204024
oct203502661
971832488
1034506161
1118528a98
12b680a15
1371c2061
1448231bb
1530690ab
hex20e85b1

34506161 has 4 divisors (see below), whose sum is σ = 34535424. Its totient is φ = 34476900.

The previous prime is 34506149. The next prime is 34506169. The reversal of 34506161 is 16160543.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 34506161 - 26 = 34506097 is a prime.

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 34506161.

It is not an unprimeable number, because it can be changed into a prime (34506169) 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 3 ways as a sum of consecutive naturals, for example, 12785 + ... + 15246.

It is an arithmetic number, because the mean of its divisors is an integer number (8633856).

Almost surely, 234506161 is an apocalyptic number.

It is an amenable number.

34506161 is a deficient number, since it is larger than the sum of its proper divisors (29263).

34506161 is a wasteful number, since it uses less digits than its factorization.

34506161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29262.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 34506161 is about 5874.1944979716. The cubic root of 34506161 is about 325.5608807920.

The spelling of 34506161 in words is "thirty-four million, five hundred six thousand, one hundred sixty-one".

Divisors: 1 1231 28031 34506161