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2552015 = 5510403
BaseRepresentation
bin1001101111000011001111
311210122201002
421233003033
51123131030
6130410515
730456164
oct11570317
94718632
102552015
111493404
12a30a3b
136b478b
144a606b
15356245
hex26f0cf

2552015 has 4 divisors (see below), whose sum is σ = 3062424. Its totient is φ = 2041608.

The previous prime is 2552009. The next prime is 2552021. The reversal of 2552015 is 5102552.

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

It is an interprime number because it is at equal distance from previous prime (2552009) and next prime (2552021).

It is a cyclic number.

It is not a de Polignac number, because 2552015 - 24 = 2551999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 255197 + ... + 255206.

It is an arithmetic number, because the mean of its divisors is an integer number (765606).

22552015 is an apocalyptic number.

2552015 is a deficient number, since it is larger than the sum of its proper divisors (510409).

2552015 is an equidigital number, since it uses as much as digits as its factorization.

2552015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510408.

The product of its (nonzero) digits is 500, while the sum is 20.

The square root of 2552015 is about 1597.5027386518. The cubic root of 2552015 is about 136.6556967862.

Adding to 2552015 its reverse (5102552), we get a palindrome (7654567).

The spelling of 2552015 in words is "two million, five hundred fifty-two thousand, fifteen".

Divisors: 1 5 510403 2552015