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34545161 = 737133379
BaseRepresentation
bin1000001111000…
…1111000001001
32102000002001102
42003301320021
532320421121
63232231145
7566425520
oct203617011
972002042
1034545161
1118555322
12b69b4b5
137206a31
1448334b7
15307590b
hex20f1e09

34545161 has 8 divisors (see below), whose sum is σ = 40547520. Its totient is φ = 28809648.

The previous prime is 34545157. The next prime is 34545167. The reversal of 34545161 is 16154543.

It is a happy number.

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

It is not a de Polignac number, because 34545161 - 22 = 34545157 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34545167) 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, 66431 + ... + 66948.

It is an arithmetic number, because the mean of its divisors is an integer number (5068440).

Almost surely, 234545161 is an apocalyptic number.

It is an amenable number.

34545161 is a deficient number, since it is larger than the sum of its proper divisors (6002359).

34545161 is a wasteful number, since it uses less digits than its factorization.

34545161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133423.

The product of its digits is 7200, while the sum is 29.

The square root of 34545161 is about 5877.5131645961. The cubic root of 34545161 is about 325.6834878232.

The spelling of 34545161 in words is "thirty-four million, five hundred forty-five thousand, one hundred sixty-one".

Divisors: 1 7 37 259 133379 933653 4935023 34545161