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2304123397 is a prime number
BaseRepresentation
bin1000100101010110…
…0010001000000101
312221120121121002121
42021111202020011
514204323422042
61020345205541
7111045503632
oct21125421005
95846547077
102304123397
11a82688014
125437908b1
132a9489c34
1417c023189
15d7438367
hex89562205

2304123397 has 2 divisors, whose sum is σ = 2304123398. Its totient is φ = 2304123396.

The previous prime is 2304123377. The next prime is 2304123413. The reversal of 2304123397 is 7933214032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2108095396 + 196028001 = 45914^2 + 14001^2 .

It is a cyclic number.

It is not a de Polignac number, because 2304123397 - 223 = 2295734789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2304123307) 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 as a sum of consecutive naturals, namely, 1152061698 + 1152061699.

It is an arithmetic number, because the mean of its divisors is an integer number (1152061699).

Almost surely, 22304123397 is an apocalyptic number.

It is an amenable number.

2304123397 is a deficient number, since it is larger than the sum of its proper divisors (1).

2304123397 is an equidigital number, since it uses as much as digits as its factorization.

2304123397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27216, while the sum is 34.

The square root of 2304123397 is about 48001.2853682065. The cubic root of 2304123397 is about 1320.7944782988.

The spelling of 2304123397 in words is "two billion, three hundred four million, one hundred twenty-three thousand, three hundred ninety-seven".