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8195361 = 32731787
BaseRepresentation
bin11111010000110100100001
3120102100220220
4133100310201
54044222421
6451353253
7126442116
oct37206441
916370826
108195361
114698329
1228b2829
13190c335
14113490d
15abd3c6
hex7d0d21

8195361 has 4 divisors (see below), whose sum is σ = 10927152. Its totient is φ = 5463572.

The previous prime is 8195351. The next prime is 8195393. The reversal of 8195361 is 1635918.

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 8195361 - 25 = 8195329 is a prime.

8195361 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (8195321) 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, 1365891 + ... + 1365896.

It is an arithmetic number, because the mean of its divisors is an integer number (2731788).

Almost surely, 28195361 is an apocalyptic number.

It is an amenable number.

8195361 is a deficient number, since it is larger than the sum of its proper divisors (2731791).

8195361 is a wasteful number, since it uses less digits than its factorization.

8195361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2731790.

The product of its digits is 6480, while the sum is 33.

The square root of 8195361 is about 2862.7540935260. The cubic root of 8195361 is about 201.6149331893.

The spelling of 8195361 in words is "eight million, one hundred ninety-five thousand, three hundred sixty-one".

Divisors: 1 3 2731787 8195361