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5091172 = 2210911677
BaseRepresentation
bin10011011010111101100100
3100120122202221
4103122331210
52300404142
6301042124
761163032
oct23327544
910518687
105091172
112968089
121856344
131093438
14967552
156a8767
hex4daf64

5091172 has 12 divisors (see below), whose sum is σ = 8992060. Its totient is φ = 2522016.

The previous prime is 5091113. The next prime is 5091173. The reversal of 5091172 is 2711905.

It can be written as a sum of positive squares in 2 ways, for example, as 3976036 + 1115136 = 1994^2 + 1056^2 .

It is not an unprimeable number, because it can be changed into a prime (5091173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5403 + ... + 6274.

Almost surely, 25091172 is an apocalyptic number.

It is an amenable number.

5091172 is a deficient number, since it is larger than the sum of its proper divisors (3900888).

5091172 is a wasteful number, since it uses less digits than its factorization.

5091172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11790 (or 11788 counting only the distinct ones).

The product of its (nonzero) digits is 630, while the sum is 25.

The square root of 5091172 is about 2256.3625595192. The cubic root of 5091172 is about 172.0306867909.

It can be divided in two parts, 509 and 1172, that added together give a square (1681 = 412).

The spelling of 5091172 in words is "five million, ninety-one thousand, one hundred seventy-two".

Divisors: 1 2 4 109 218 436 11677 23354 46708 1272793 2545586 5091172