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52023772 = 22127102409
BaseRepresentation
bin1100011001110…
…1000111011100
310121220002012101
43012131013130
5101304230042
65055014444
71201123543
oct306350734
9117802171
1052023772
1127403259
121550a424
13aa165c8
146ca315a
1548796b7
hex319d1dc

52023772 has 12 divisors (see below), whose sum is σ = 91759360. Its totient is φ = 25806816.

The previous prime is 52023743. The next prime is 52023773. The reversal of 52023772 is 27732025.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 52023772.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52023773) 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, 50697 + ... + 51712.

Almost surely, 252023772 is an apocalyptic number.

It is an amenable number.

52023772 is a deficient number, since it is larger than the sum of its proper divisors (39735588).

52023772 is a wasteful number, since it uses less digits than its factorization.

52023772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102540 (or 102538 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 28.

The square root of 52023772 is about 7212.7506542234. The cubic root of 52023772 is about 373.3079847443.

Adding to 52023772 its reverse (27732025), we get a palindrome (79755797).

The spelling of 52023772 in words is "fifty-two million, twenty-three thousand, seven hundred seventy-two".

Divisors: 1 2 4 127 254 508 102409 204818 409636 13005943 26011886 52023772