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8068423 = 112331891
BaseRepresentation
bin11110110001110101000111
3120011220210111
4132301311013
54031142143
6444533451
7125403046
oct36616507
916156714
108068423
114610a20
122851287
13189661c
14110055d
15a9599d
hex7b1d47

8068423 has 8 divisors (see below), whose sum is σ = 9184896. Its totient is φ = 7015800.

The previous prime is 8068399. The next prime is 8068433. The reversal of 8068423 is 3248608.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2k-8068423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8068433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15693 + ... + 16198.

It is an arithmetic number, because the mean of its divisors is an integer number (1148112).

Almost surely, 28068423 is an apocalyptic number.

8068423 is a deficient number, since it is larger than the sum of its proper divisors (1116473).

8068423 is a wasteful number, since it uses less digits than its factorization.

8068423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31925.

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 8068423 is about 2840.4969635611. The cubic root of 8068423 is about 200.5685737544.

It can be divided in two parts, 806 and 8423, that added together give a palindrome (9229).

The spelling of 8068423 in words is "eight million, sixty-eight thousand, four hundred twenty-three".

Divisors: 1 11 23 253 31891 350801 733493 8068423