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8968043 = 71281149
BaseRepresentation
bin100010001101…
…011101101011
3121212121211202
4202031131223
54243434133
6520114415
7136140620
oct42153553
917777752
108968043
115075907
123005a0b
131b1cc46
141296347
15bc22e8
hex88d76b

8968043 has 4 divisors (see below), whose sum is σ = 10249200. Its totient is φ = 7686888.

The previous prime is 8968033. The next prime is 8968049. The reversal of 8968043 is 3408698.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 8968043 - 214 = 8951659 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8967988 and 8968006.

It is not an unprimeable number, because it can be changed into a prime (8968049) by changing a digit.

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, 640568 + ... + 640581.

It is an arithmetic number, because the mean of its divisors is an integer number (2562300).

Almost surely, 28968043 is an apocalyptic number.

8968043 is a deficient number, since it is larger than the sum of its proper divisors (1281157).

8968043 is a wasteful number, since it uses less digits than its factorization.

8968043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1281156.

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 8968043 is about 2994.6690969120. The cubic root of 8968043 is about 207.7618931513.

The spelling of 8968043 in words is "eight million, nine hundred sixty-eight thousand, forty-three".

Divisors: 1 7 1281149 8968043