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8195442 = 231365907
BaseRepresentation
bin11111010000110101110010
3120102101000220
4133100311302
54044223232
6451353510
7126442263
oct37206562
916371026
108195442
1146983a2
1228b2896
13190c398
14113496a
15abd42c
hex7d0d72

8195442 has 8 divisors (see below), whose sum is σ = 16390896. Its totient is φ = 2731812.

The previous prime is 8195431. The next prime is 8195461. The reversal of 8195442 is 2445918.

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

8195442 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 682948 + ... + 682959.

It is an arithmetic number, because the mean of its divisors is an integer number (2048862).

Almost surely, 28195442 is an apocalyptic number.

8195442 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8195442 is a wasteful number, since it uses less digits than its factorization.

8195442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1365912.

The product of its digits is 11520, while the sum is 33.

The square root of 8195442 is about 2862.7682407069. The cubic root of 8195442 is about 201.6155974169.

The spelling of 8195442 in words is "eight million, one hundred ninety-five thousand, four hundred forty-two".

Divisors: 1 2 3 6 1365907 2731814 4097721 8195442