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52328372 = 2231213613
BaseRepresentation
bin1100011110011…
…1011110110100
310122110120000212
43013213132310
5101344001442
65105324552
71203532565
oct307473664
9118416025
1052328372
11275a1098
1215636758
13aac2145
146d4216c
1548d9a82
hex31e77b4

52328372 has 18 divisors (see below), whose sum is σ = 94630914. Its totient is φ = 25318320.

The previous prime is 52328369. The next prime is 52328389. The reversal of 52328372 is 27382325.

It can be written as a sum of positive squares in only one way, i.e., 26481316 + 25847056 = 5146^2 + 5084^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2963 + ... + 10650.

It is an arithmetic number, because the mean of its divisors is an integer number (5257273).

Almost surely, 252328372 is an apocalyptic number.

It is an amenable number.

52328372 is a deficient number, since it is larger than the sum of its proper divisors (42302542).

52328372 is a wasteful number, since it uses less digits than its factorization.

52328372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13679 (or 13646 counting only the distinct ones).

The product of its digits is 20160, while the sum is 32.

The square root of 52328372 is about 7233.8352206834. The cubic root of 52328372 is about 374.0351421124.

The spelling of 52328372 in words is "fifty-two million, three hundred twenty-eight thousand, three hundred seventy-two".

Divisors: 1 2 4 31 62 124 961 1922 3844 13613 27226 54452 422003 844006 1688012 13082093 26164186 52328372