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5272172 = 223134211
BaseRepresentation
bin10100000111001001101100
3100220212001122
4110013021230
52322202142
6305000112
762545523
oct24071154
910825048
105272172
112a81074
121923038
131127939
149b34ba
156e21d2
hex50726c

5272172 has 12 divisors (see below), whose sum is σ = 9257976. Its totient is φ = 2627040.

The previous prime is 5272153. The next prime is 5272207. The reversal of 5272172 is 2712725.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 854 + ... + 3357.

It is an arithmetic number, because the mean of its divisors is an integer number (771498).

Almost surely, 25272172 is an apocalyptic number.

It is an amenable number.

5272172 is a deficient number, since it is larger than the sum of its proper divisors (3985804).

5272172 is a wasteful number, since it uses less digits than its factorization.

5272172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4528 (or 4526 counting only the distinct ones).

The product of its digits is 1960, while the sum is 26.

The square root of 5272172 is about 2296.1210769469. The cubic root of 5272172 is about 174.0456567554.

Adding to 5272172 its reverse (2712725), we get a palindrome (7984897).

The spelling of 5272172 in words is "five million, two hundred seventy-two thousand, one hundred seventy-two".

Divisors: 1 2 4 313 626 1252 4211 8422 16844 1318043 2636086 5272172