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120230393 is a prime number
BaseRepresentation
bin1110010101010…
…01000111111001
322101020100002112
413022221013321
5221234333033
615532542105
72656640633
oct712510771
9271210075
10120230393
1161959968
1234321935
131bba7a5a
1411d79a53
15a84dc48
hex72a91f9

120230393 has 2 divisors, whose sum is σ = 120230394. Its totient is φ = 120230392.

The previous prime is 120230389. The next prime is 120230417. The reversal of 120230393 is 393032021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 119946304 + 284089 = 10952^2 + 533^2 .

It is a cyclic number.

It is not a de Polignac number, because 120230393 - 22 = 120230389 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (120230303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60115196 + 60115197.

It is an arithmetic number, because the mean of its divisors is an integer number (60115197).

Almost surely, 2120230393 is an apocalyptic number.

It is an amenable number.

120230393 is a deficient number, since it is larger than the sum of its proper divisors (1).

120230393 is an equidigital number, since it uses as much as digits as its factorization.

120230393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 23.

The square root of 120230393 is about 10964.9620610379. The cubic root of 120230393 is about 493.5578786162.

The spelling of 120230393 in words is "one hundred twenty million, two hundred thirty thousand, three hundred ninety-three".