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8297042 = 213319117
BaseRepresentation
bin11111101001101001010010
3120121112101212
4133221221102
54111001132
6453500122
7130344425
oct37515122
916545355
108297042
114757766
122941642
1319466c0
14115d9bc
15add5b2
hex7e9a52

8297042 has 8 divisors (see below), whose sum is σ = 13402956. Its totient is φ = 3829392.

The previous prime is 8297027. The next prime is 8297059. The reversal of 8297042 is 2407928.

It can be written as a sum of positive squares in 2 ways, for example, as 6255001 + 2042041 = 2501^2 + 1429^2 .

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

It is an Ulam 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, 159533 + ... + 159584.

Almost surely, 28297042 is an apocalyptic number.

8297042 is a deficient number, since it is larger than the sum of its proper divisors (5105914).

8297042 is a wasteful number, since it uses less digits than its factorization.

8297042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319132.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 8297042 is about 2880.4586440357. The cubic root of 8297042 is about 202.4453299555.

The spelling of 8297042 in words is "eight million, two hundred ninety-seven thousand, forty-two".

Divisors: 1 2 13 26 319117 638234 4148521 8297042