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8014423 = 64112503
BaseRepresentation
bin11110100100101001010111
3120002011201111
4132210221113
54022430143
6443435451
7125056444
oct36445127
916064644
108014423
11458439a
122825b87
131877b81
1410c89cb
15a8499d
hex7a4a57

8014423 has 4 divisors (see below), whose sum is σ = 8027568. Its totient is φ = 8001280.

The previous prime is 8014421. The next prime is 8014427. The reversal of 8014423 is 3244108.

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 8014423 - 21 = 8014421 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8014394 and 8014403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8014421) 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, 5611 + ... + 6892.

It is an arithmetic number, because the mean of its divisors is an integer number (2006892).

Almost surely, 28014423 is an apocalyptic number.

8014423 is a deficient number, since it is larger than the sum of its proper divisors (13145).

8014423 is a wasteful number, since it uses less digits than its factorization.

8014423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13144.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 8014423 is about 2830.9756268820. The cubic root of 8014423 is about 200.1201195087.

The spelling of 8014423 in words is "eight million, fourteen thousand, four hundred twenty-three".

Divisors: 1 641 12503 8014423