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2989529 = 4763607
BaseRepresentation
bin1011011001110111011001
312121212212022
423121313121
51231131104
6144024225
734260554
oct13316731
95555768
102989529
111762094
121002075
1380896a
1457b69b
153e0bbe
hex2d9dd9

2989529 has 4 divisors (see below), whose sum is σ = 3053184. Its totient is φ = 2925876.

The previous prime is 2989513. The next prime is 2989531. The reversal of 2989529 is 9259892.

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.

It is a cyclic number.

It is not a de Polignac number, because 2989529 - 24 = 2989513 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2989529.

It is not an unprimeable number, because it can be changed into a prime (2989579) 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, 31757 + ... + 31850.

It is an arithmetic number, because the mean of its divisors is an integer number (763296).

22989529 is an apocalyptic number.

It is an amenable number.

2989529 is a deficient number, since it is larger than the sum of its proper divisors (63655).

2989529 is an equidigital number, since it uses as much as digits as its factorization.

2989529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63654.

The product of its digits is 116640, while the sum is 44.

The square root of 2989529 is about 1729.0254480487. The cubic root of 2989529 is about 144.0569637030.

The spelling of 2989529 in words is "two million, nine hundred eighty-nine thousand, five hundred twenty-nine".

Divisors: 1 47 63607 2989529