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5285719 = 131157257
BaseRepresentation
bin10100001010011101010111
3100221112122101
4110022131113
52323120334
6305142531
762633155
oct24123527
910845571
105285719
112a9026a
12192aa47
131130b5a
149b83d5
156e6214
hex50a757

5285719 has 8 divisors (see below), whose sum is σ = 5380848. Its totient is φ = 5191680.

The previous prime is 5285713. The next prime is 5285729. The reversal of 5285719 is 9175825.

5285719 = T177 + T178 + ... + T333.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5285719 - 213 = 5277527 is a prime.

It is a super-2 number, since 2×52857192 = 55877650693922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5285713) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20439 + ... + 20695.

It is an arithmetic number, because the mean of its divisors is an integer number (672606).

Almost surely, 25285719 is an apocalyptic number.

5285719 is a deficient number, since it is larger than the sum of its proper divisors (95129).

5285719 is a wasteful number, since it uses less digits than its factorization.

5285719 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545.

The product of its digits is 25200, while the sum is 37.

The square root of 5285719 is about 2299.0691594643. The cubic root of 5285719 is about 174.1946010560.

The spelling of 5285719 in words is "five million, two hundred eighty-five thousand, seven hundred nineteen".

Divisors: 1 131 157 257 20567 33667 40349 5285719