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5297311 = 31170881
BaseRepresentation
bin10100001101010010011111
3100222010112201
4110031102133
52324003221
6305312331
763012025
oct24152237
910863481
105297311
112a98a48
1219356a7
131136206
149bc715
156e9891
hex50d49f

5297311 has 4 divisors (see below), whose sum is σ = 5468224. Its totient is φ = 5126400.

The previous prime is 5297287. The next prime is 5297317. The reversal of 5297311 is 1137925.

5297311 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 5297311 - 29 = 5296799 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5297311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5297317) 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, 85410 + ... + 85471.

It is an arithmetic number, because the mean of its divisors is an integer number (1367056).

Almost surely, 25297311 is an apocalyptic number.

5297311 is a deficient number, since it is larger than the sum of its proper divisors (170913).

5297311 is a wasteful number, since it uses less digits than its factorization.

5297311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170912.

The product of its digits is 1890, while the sum is 28.

The square root of 5297311 is about 2301.5887990690. The cubic root of 5297311 is about 174.3218489275.

The spelling of 5297311 in words is "five million, two hundred ninety-seven thousand, three hundred eleven".

Divisors: 1 31 170881 5297311