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5207172 = 223433931
BaseRepresentation
bin10011110111010010000100
3100210112220020
4103313102010
52313112142
6303335140
762155155
oct23672204
910715806
105207172
112a37253
1218b14b0
131104189
1499792c
156cccec
hex4f7484

5207172 has 12 divisors (see below), whose sum is σ = 12150096. Its totient is φ = 1735720.

The previous prime is 5207161. The next prime is 5207179. The reversal of 5207172 is 2717025.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×52071722 = 54229280475168, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5207179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 216954 + ... + 216977.

It is an arithmetic number, because the mean of its divisors is an integer number (1012508).

Almost surely, 25207172 is an apocalyptic number.

It is an amenable number.

5207172 is an abundant number, since it is smaller than the sum of its proper divisors (6942924).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5207172 is a wasteful number, since it uses less digits than its factorization.

5207172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433938 (or 433936 counting only the distinct ones).

The product of its (nonzero) digits is 980, while the sum is 24.

The square root of 5207172 is about 2281.9228733680. The cubic root of 5207172 is about 173.3274340530.

The spelling of 5207172 in words is "five million, two hundred seven thousand, one hundred seventy-two".

Divisors: 1 2 3 4 6 12 433931 867862 1301793 1735724 2603586 5207172