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2725313 = 5351421
BaseRepresentation
bin1010011001010111000001
312010110102112
422121113001
51144202223
6134225105
732110343
oct12312701
95113375
102725313
1115a1628
12ab5195
13745616
1450d293
1538c778
hex2995c1

2725313 has 4 divisors (see below), whose sum is σ = 2776788. Its totient is φ = 2673840.

The previous prime is 2725279. The next prime is 2725337. The reversal of 2725313 is 3135272.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1817104 + 908209 = 1348^2 + 953^2 .

It is a cyclic number.

It is not a de Polignac number, because 2725313 - 28 = 2725057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2725343) 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, 25658 + ... + 25763.

It is an arithmetic number, because the mean of its divisors is an integer number (694197).

22725313 is an apocalyptic number.

It is an amenable number.

2725313 is a deficient number, since it is larger than the sum of its proper divisors (51475).

2725313 is an equidigital number, since it uses as much as digits as its factorization.

2725313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51474.

The product of its digits is 1260, while the sum is 23.

The square root of 2725313 is about 1650.8522041661. The cubic root of 2725313 is about 139.6814697018.

The spelling of 2725313 in words is "two million, seven hundred twenty-five thousand, three hundred thirteen".

Divisors: 1 53 51421 2725313