Search a number
-
+
2008824369 = 3669608123
BaseRepresentation
bin111011110111100…
…0011101000110001
312011222221211222120
41313233003220301
513103224334434
6531200024453
7100531503546
oct16757035061
95158854876
102008824369
11940a24532
12480902129
13260246a96
14150b14bcd
15bb557349
hex77bc3a31

2008824369 has 4 divisors (see below), whose sum is σ = 2678432496. Its totient is φ = 1339216244.

The previous prime is 2008824361. The next prime is 2008824379. The reversal of 2008824369 is 9634288002.

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 2008824369 - 23 = 2008824361 is a prime.

It is a super-2 number, since 2×20088243692 = 8070750690976496322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2008824369.

It is not an unprimeable number, because it can be changed into a prime (2008824361) 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, 334804059 + ... + 334804064.

It is an arithmetic number, because the mean of its divisors is an integer number (669608124).

Almost surely, 22008824369 is an apocalyptic number.

It is an amenable number.

2008824369 is a deficient number, since it is larger than the sum of its proper divisors (669608127).

2008824369 is an equidigital number, since it uses as much as digits as its factorization.

2008824369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 669608126.

The product of its (nonzero) digits is 165888, while the sum is 42.

The square root of 2008824369 is about 44819.9104082103. The cubic root of 2008824369 is about 1261.7713326700.

The spelling of 2008824369 in words is "two billion, eight million, eight hundred twenty-four thousand, three hundred sixty-nine".

Divisors: 1 3 669608123 2008824369