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5308261 = 7758323
BaseRepresentation
bin10100001111111101100101
3100222200120021
4110033331211
52324331021
6305435141
763055660
oct24177545
910880507
105308261
112aa61a2
12193bab1
13113b1aa
149c26d7
156ecc41
hex50ff65

5308261 has 4 divisors (see below), whose sum is σ = 6066592. Its totient is φ = 4549932.

The previous prime is 5308253. The next prime is 5308273. The reversal of 5308261 is 1628035.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1628035 = 5325607.

It is a cyclic number.

It is not a de Polignac number, because 5308261 - 23 = 5308253 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5308291) 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, 379155 + ... + 379168.

It is an arithmetic number, because the mean of its divisors is an integer number (1516648).

Almost surely, 25308261 is an apocalyptic number.

It is an amenable number.

5308261 is a deficient number, since it is larger than the sum of its proper divisors (758331).

5308261 is an equidigital number, since it uses as much as digits as its factorization.

5308261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 758330.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 5308261 is about 2303.9663626017. The cubic root of 5308261 is about 174.4418790408.

The spelling of 5308261 in words is "five million, three hundred eight thousand, two hundred sixty-one".

Divisors: 1 7 758323 5308261