Search a number
-
+
2830110917 = 14918994033
BaseRepresentation
bin1010100010110000…
…0001000011000101
321022020100112022212
42220230001003011
521244002022132
61144455033205
7130063355144
oct25054010305
97266315285
102830110917
111222584247
1266b96b805
1336144085a
141cbc2175b
151186d65b2
hexa8b010c5

2830110917 has 4 divisors (see below), whose sum is σ = 2849105100. Its totient is φ = 2811116736.

The previous prime is 2830110863. The next prime is 2830110929. The reversal of 2830110917 is 7190110382.

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 1496838721 + 1333272196 = 38689^2 + 36514^2 .

It is a cyclic number.

It is not a de Polignac number, because 2830110917 - 212 = 2830106821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2830110817) 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, 9496868 + ... + 9497165.

It is an arithmetic number, because the mean of its divisors is an integer number (712276275).

Almost surely, 22830110917 is an apocalyptic number.

It is an amenable number.

2830110917 is a deficient number, since it is larger than the sum of its proper divisors (18994183).

2830110917 is a wasteful number, since it uses less digits than its factorization.

2830110917 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18994182.

The product of its (nonzero) digits is 3024, while the sum is 32.

The square root of 2830110917 is about 53198.7868000766. The cubic root of 2830110917 is about 1414.4941387461.

The spelling of 2830110917 in words is "two billion, eight hundred thirty million, one hundred ten thousand, nine hundred seventeen".

Divisors: 1 149 18994033 2830110917