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52056223 = 311679233
BaseRepresentation
bin1100011010010…
…1000010011111
310121221201201021
43012211002133
5101311244343
65055425011
71201320262
oct306450237
9117851637
1052056223
112742567a
1215525167
13aa282cb
146cb0cd9
1548840ed
hex31a509f

52056223 has 4 divisors (see below), whose sum is σ = 53735488. Its totient is φ = 50376960.

The previous prime is 52056217. The next prime is 52056233. The reversal of 52056223 is 32265025.

52056223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 52056223 - 29 = 52055711 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 (52056233) 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, 839586 + ... + 839647.

It is an arithmetic number, because the mean of its divisors is an integer number (13433872).

Almost surely, 252056223 is an apocalyptic number.

52056223 is a deficient number, since it is larger than the sum of its proper divisors (1679265).

52056223 is a wasteful number, since it uses less digits than its factorization.

52056223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1679264.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 52056223 is about 7214.9998613999. Note that the first 3 decimals coincide. The cubic root of 52056223 is about 373.3855883666.

The spelling of 52056223 in words is "fifty-two million, fifty-six thousand, two hundred twenty-three".

Divisors: 1 31 1679233 52056223