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8013227 = 56914083
BaseRepresentation
bin11110100100010110101011
3120002010002012
4132210112223
54022410402
6443430135
7125053115
oct36442653
916063065
108013227
114583502
12282534b
131877471
1410c83b5
15a84452
hex7a45ab

8013227 has 4 divisors (see below), whose sum is σ = 8027880. Its totient is φ = 7998576.

The previous prime is 8013157. The next prime is 8013233. The reversal of 8013227 is 7223108.

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 8013227 - 210 = 8012203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8013287) 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, 6473 + ... + 7610.

It is an arithmetic number, because the mean of its divisors is an integer number (2006970).

Almost surely, 28013227 is an apocalyptic number.

8013227 is a deficient number, since it is larger than the sum of its proper divisors (14653).

8013227 is a wasteful number, since it uses less digits than its factorization.

8013227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14652.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 8013227 is about 2830.7643844022. The cubic root of 8013227 is about 200.1101643080.

The spelling of 8013227 in words is "eight million, thirteen thousand, two hundred twenty-seven".

Divisors: 1 569 14083 8013227