Search a number
-
+
2625983 = 5235021
BaseRepresentation
bin1010000001000110111111
311221102011122
422001012333
51133012413
6132141155
731214633
oct12010677
94842148
102625983
111533a38
12a677bb
1370c349
144c4dc3
1536d108
hex2811bf

2625983 has 4 divisors (see below), whose sum is σ = 2631528. Its totient is φ = 2620440.

The previous prime is 2625977. The next prime is 2626003. The reversal of 2625983 is 3895262.

2625983 is digitally balanced in base 2, 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 2625983 - 210 = 2624959 is a prime.

It is a d-powerful number, because it can be written as 211 + 65 + 217 + 59 + 9 + 83 + 312 .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2627983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1988 + ... + 3033.

It is an arithmetic number, because the mean of its divisors is an integer number (657882).

22625983 is an apocalyptic number.

2625983 is a deficient number, since it is larger than the sum of its proper divisors (5545).

2625983 is an equidigital number, since it uses as much as digits as its factorization.

2625983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5544.

The product of its digits is 25920, while the sum is 35.

The square root of 2625983 is about 1620.4885065930. The cubic root of 2625983 is about 137.9634258604.

The spelling of 2625983 in words is "two million, six hundred twenty-five thousand, nine hundred eighty-three".

Divisors: 1 523 5021 2625983