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8014223 = 71144889
BaseRepresentation
bin11110100100100110001111
3120002011110002
4132210212033
54022423343
6443434515
7125056040
oct36444617
916064402
108014223
114584228
122825a3b
131877a59
1410c88c7
15a848b8
hex7a498f

8014223 has 4 divisors (see below), whose sum is σ = 9159120. Its totient is φ = 6869328.

The previous prime is 8014207. The next prime is 8014243. The reversal of 8014223 is 3224108.

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 8014223 - 24 = 8014207 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8014195 and 8014204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8014243) 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, 572438 + ... + 572451.

It is an arithmetic number, because the mean of its divisors is an integer number (2289780).

Almost surely, 28014223 is an apocalyptic number.

8014223 is a deficient number, since it is larger than the sum of its proper divisors (1144897).

8014223 is a wasteful number, since it uses less digits than its factorization.

8014223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1144896.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 8014223 is about 2830.9403031502. The cubic root of 8014223 is about 200.1184548284.

The spelling of 8014223 in words is "eight million, fourteen thousand, two hundred twenty-three".

Divisors: 1 7 1144889 8014223