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52228827 = 337276343
BaseRepresentation
bin1100011100111…
…1001011011011
310122021111111000
43013033023123
5101332310302
65103240043
71202636430
oct307171333
9118244430
1052228827
1127533322
12155a9023
13aa88a41
146d17b87
1548ba31c
hex31cf2db

52228827 has 16 divisors (see below), whose sum is σ = 88430080. Its totient is φ = 29844936.

The previous prime is 52228823. The next prime is 52228859. The reversal of 52228827 is 72882225.

It is not a de Polignac number, because 52228827 - 22 = 52228823 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52228791 and 52228800.

It is not an unprimeable number, because it can be changed into a prime (52228823) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137983 + ... + 138360.

It is an arithmetic number, because the mean of its divisors is an integer number (5526880).

Almost surely, 252228827 is an apocalyptic number.

52228827 is a deficient number, since it is larger than the sum of its proper divisors (36201253).

52228827 is a wasteful number, since it uses less digits than its factorization.

52228827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276359 (or 276353 counting only the distinct ones).

The product of its digits is 35840, while the sum is 36.

The square root of 52228827 is about 7226.9514319663. The cubic root of 52228827 is about 373.7978141160.

The spelling of 52228827 in words is "fifty-two million, two hundred twenty-eight thousand, eight hundred twenty-seven".

Divisors: 1 3 7 9 21 27 63 189 276343 829029 1934401 2487087 5803203 7461261 17409609 52228827