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5219 = 17307
BaseRepresentation
bin1010001100011
321011022
41101203
5131334
640055
721134
oct12143
97138
105219
113a15
12302b
1324b6
141c8b
15182e
hex1463

5219 has 4 divisors (see below), whose sum is σ = 5544. Its totient is φ = 4896.

The previous prime is 5209. The next prime is 5227. The reversal of 5219 is 9125.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 5219 - 212 = 1123 is a prime.

It is a super-2 number, since 2×52192 = 54475922, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17), and also a Moran number because the ratio is a prime number: 307 = 5219 / (5 + 2 + 1 + 9).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5197 and 5206.

It is not an unprimeable number, because it can be changed into a prime (5209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137 + ... + 170.

It is an arithmetic number, because the mean of its divisors is an integer number (1386).

25219 is an apocalyptic number.

5219 is a deficient number, since it is larger than the sum of its proper divisors (325).

5219 is a wasteful number, since it uses less digits than its factorization.

5219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324.

The product of its digits is 90, while the sum is 17.

The square root of 5219 is about 72.2426466846. The cubic root of 5219 is about 17.3458571554.

The spelling of 5219 in words is "five thousand, two hundred nineteen".

Divisors: 1 17 307 5219