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5297271 = 371931307
BaseRepresentation
bin10100001101010001110111
3100222010111020
4110031101313
52324003041
6305312223
763011640
oct24152167
910863436
105297271
112a98a11
121935673
1311361a5
149bc6c7
156e9866
hex50d477

5297271 has 16 divisors (see below), whose sum is σ = 8120064. Its totient is φ = 3009024.

The previous prime is 5297233. The next prime is 5297287. The reversal of 5297271 is 1727925.

It is not a de Polignac number, because 5297271 - 26 = 5297207 is a prime.

It is a super-2 number, since 2×52972712 = 56122160094882, which contains 22 as substring.

It is an Ulam number.

5297271 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5297671) 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, 3400 + ... + 4706.

It is an arithmetic number, because the mean of its divisors is an integer number (507504).

Almost surely, 25297271 is an apocalyptic number.

5297271 is a deficient number, since it is larger than the sum of its proper divisors (2822793).

5297271 is a wasteful number, since it uses less digits than its factorization.

5297271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1510.

The product of its digits is 8820, while the sum is 33.

The square root of 5297271 is about 2301.5801094031. The cubic root of 5297271 is about 174.3214101582.

The spelling of 5297271 in words is "five million, two hundred ninety-seven thousand, two hundred seventy-one".

Divisors: 1 3 7 21 193 579 1307 1351 3921 4053 9149 27447 252251 756753 1765757 5297271