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3113420209 is a prime number
BaseRepresentation
bin1011100110010011…
…0000010110110001
322000222110010121121
42321210300112301
522334013421314
61232535222241
7140103430564
oct27144602661
98028403547
103113420209
111358498759
1272a817981
133a80465a3
142176cc4db
151334e9d24
hexb99305b1

3113420209 has 2 divisors, whose sum is σ = 3113420210. Its totient is φ = 3113420208.

The previous prime is 3113420197. The next prime is 3113420249. The reversal of 3113420209 is 9020243113.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2213420209 + 900000000 = 47047^2 + 30000^2 .

It is a cyclic number.

It is not a de Polignac number, because 3113420209 - 27 = 3113420081 is a prime.

It is not a weakly prime, because it can be changed into another prime (3113420249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1556710104 + 1556710105.

It is an arithmetic number, because the mean of its divisors is an integer number (1556710105).

Almost surely, 23113420209 is an apocalyptic number.

It is an amenable number.

3113420209 is a deficient number, since it is larger than the sum of its proper divisors (1).

3113420209 is an equidigital number, since it uses as much as digits as its factorization.

3113420209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 3113420209 is about 55798.0305118380. The cubic root of 3113420209 is about 1460.2007932069.

The spelling of 3113420209 in words is "three billion, one hundred thirteen million, four hundred twenty thousand, two hundred nine".