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2303230409 is a prime number
BaseRepresentation
bin1000100101001000…
…1000000111001001
312221111221020010222
42021102020013021
514204111333114
61020314115425
7111035064314
oct21122100711
95844836128
102303230409
11a82128107
1254341bb75
132a923663c
1417bc6d97b
15d730d98e
hex894881c9

2303230409 has 2 divisors, whose sum is σ = 2303230410. Its totient is φ = 2303230408.

The previous prime is 2303230399. The next prime is 2303230421. The reversal of 2303230409 is 9040323032.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2239182400 + 64048009 = 47320^2 + 8003^2 .

It is a cyclic number.

It is not a de Polignac number, because 2303230409 - 24 = 2303230393 is a prime.

It is not a weakly prime, because it can be changed into another prime (2303230459) 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, 1151615204 + 1151615205.

It is an arithmetic number, because the mean of its divisors is an integer number (1151615205).

Almost surely, 22303230409 is an apocalyptic number.

It is an amenable number.

2303230409 is a deficient number, since it is larger than the sum of its proper divisors (1).

2303230409 is an equidigital number, since it uses as much as digits as its factorization.

2303230409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 26.

The square root of 2303230409 is about 47991.9827575398. The cubic root of 2303230409 is about 1320.6238268449.

The spelling of 2303230409 in words is "two billion, three hundred three million, two hundred thirty thousand, four hundred nine".