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3080809 is a prime number
BaseRepresentation
bin1011110000001001101001
312210112002001
423300021221
51242041214
6150011001
735120644
oct13601151
95715061
103080809
111814726
121046a61
1383b384
145a2a5b
1540cc74
hex2f0269

3080809 has 2 divisors, whose sum is σ = 3080810. Its totient is φ = 3080808.

The previous prime is 3080807. The next prime is 3080813. The reversal of 3080809 is 9080803.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3080025 + 784 = 1755^2 + 28^2 .

It is a cyclic number.

It is not a de Polignac number, because 3080809 - 21 = 3080807 is a prime.

Together with 3080807, it forms a pair of twin primes.

3080809 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (3080807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1540404 + 1540405.

It is an arithmetic number, because the mean of its divisors is an integer number (1540405).

Almost surely, 23080809 is an apocalyptic number.

It is an amenable number.

3080809 is a deficient number, since it is larger than the sum of its proper divisors (1).

3080809 is an equidigital number, since it uses as much as digits as its factorization.

3080809 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 3080809 is about 1755.2233476114. The cubic root of 3080809 is about 145.5084646099.

The spelling of 3080809 in words is "three million, eighty thousand, eight hundred nine".