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52082231 = 2910211759
BaseRepresentation
bin1100011010101…
…1011000110111
310122000001101112
43012223120313
5101313112411
65100145235
71201456145
oct306533067
9118001345
1052082231
1127443173
121553821b
13aa370b6
146cba595
15488bb8b
hex31ab637

52082231 has 8 divisors (see below), whose sum is σ = 53961600. Its totient is φ = 50208480.

The previous prime is 52082209. The next prime is 52082267. The reversal of 52082231 is 13228025.

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

It is a cyclic number.

It is not a de Polignac number, because 52082231 - 26 = 52082167 is a prime.

It is a super-2 number, since 2×520822312 = 5425117571874722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52082197 and 52082206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52082291) 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, 28730 + ... + 30488.

It is an arithmetic number, because the mean of its divisors is an integer number (6745200).

Almost surely, 252082231 is an apocalyptic number.

52082231 is a deficient number, since it is larger than the sum of its proper divisors (1879369).

52082231 is a wasteful number, since it uses less digits than its factorization.

52082231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2809.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 52082231 is about 7216.8019925726. The cubic root of 52082231 is about 373.4477608602.

The spelling of 52082231 in words is "fifty-two million, eighty-two thousand, two hundred thirty-one".

Divisors: 1 29 1021 1759 29609 51011 1795939 52082231