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52287682223 = 77469668889
BaseRepresentation
bin110000101100100101…
…101011011010101111
311222222000111110200002
4300230211223122233
51324041121312343
640004242254515
73530510652140
oct605445533257
9158860443602
1052287682223
11201a2040617
12a17305743b
134c139c134a
1427604b3ac7
1515606318b8
hexc2c96b6af

52287682223 has 4 divisors (see below), whose sum is σ = 59757351120. Its totient is φ = 44818013328.

The previous prime is 52287682171. The next prime is 52287682253. The reversal of 52287682223 is 32228678225.

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 52287682223 - 28 = 52287681967 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 (52287682253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3734834438 + ... + 3734834451.

It is an arithmetic number, because the mean of its divisors is an integer number (14939337780).

Almost surely, 252287682223 is an apocalyptic number.

52287682223 is a deficient number, since it is larger than the sum of its proper divisors (7469668897).

52287682223 is an equidigital number, since it uses as much as digits as its factorization.

52287682223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7469668896.

The product of its digits is 1290240, while the sum is 47.

The spelling of 52287682223 in words is "fifty-two billion, two hundred eighty-seven million, six hundred eighty-two thousand, two hundred twenty-three".

Divisors: 1 7 7469668889 52287682223