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5018169 = 313223577
BaseRepresentation
bin10011001001001000111001
3100102221122010
4103021020321
52241040134
6255320133
760440142
oct23111071
910387563
105018169
112918252
121820049
131069140
14948ac9
15691ce9
hex4c9239

5018169 has 16 divisors (see below), whose sum is σ = 7250432. Its totient is φ = 3068928.

The previous prime is 5018161. The next prime is 5018177. The reversal of 5018169 is 9618105.

It is a happy number.

5018169 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (5018161) and next prime (5018177).

It is not a de Polignac number, because 5018169 - 23 = 5018161 is a prime.

It is a super-2 number, since 2×50181692 = 50364040225122, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5018161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8409 + ... + 8985.

It is an arithmetic number, because the mean of its divisors is an integer number (453152).

Almost surely, 25018169 is an apocalyptic number.

It is an amenable number.

5018169 is a deficient number, since it is larger than the sum of its proper divisors (2232263).

5018169 is a wasteful number, since it uses less digits than its factorization.

5018169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 816.

The product of its (nonzero) digits is 2160, while the sum is 30.

The square root of 5018169 is about 2240.1270053280. The cubic root of 5018169 is about 171.2044679774.

The spelling of 5018169 in words is "five million, eighteen thousand, one hundred sixty-nine".

Divisors: 1 3 13 39 223 577 669 1731 2899 7501 8697 22503 128671 386013 1672723 5018169