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5311255 = 51062251
BaseRepresentation
bin10100010000101100010111
3100222211200011
4110100230113
52324430010
6305501051
763100465
oct24205427
910884604
105311255
112aa8474
121941787
13113c671
149c3835
156eda8a
hex510b17

5311255 has 4 divisors (see below), whose sum is σ = 6373512. Its totient is φ = 4249000.

The previous prime is 5311247. The next prime is 5311277. The reversal of 5311255 is 5521135.

5311255 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 not a de Polignac number, because 5311255 - 23 = 5311247 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 531121 + ... + 531130.

It is an arithmetic number, because the mean of its divisors is an integer number (1593378).

Almost surely, 25311255 is an apocalyptic number.

5311255 is a deficient number, since it is larger than the sum of its proper divisors (1062257).

5311255 is a wasteful number, since it uses less digits than its factorization.

5311255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1062256.

The product of its digits is 750, while the sum is 22.

The square root of 5311255 is about 2304.6160200780. The cubic root of 5311255 is about 174.4746694923.

The spelling of 5311255 in words is "five million, three hundred eleven thousand, two hundred fifty-five".

Divisors: 1 5 1062251 5311255