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120230233 = 196327907
BaseRepresentation
bin1110010101010…
…01000101011001
322101020022212121
413022221011121
5221234331413
615532541241
72656640314
oct712510531
9271208777
10120230233
1161959832
1234321821
131bba7966
1411d7997b
15a84db8d
hex72a9159

120230233 has 4 divisors (see below), whose sum is σ = 126558160. Its totient is φ = 113902308.

The previous prime is 120230219. The next prime is 120230237. The reversal of 120230233 is 332032021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 120230233 - 29 = 120229721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120230237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3163935 + ... + 3163972.

It is an arithmetic number, because the mean of its divisors is an integer number (31639540).

Almost surely, 2120230233 is an apocalyptic number.

It is an amenable number.

120230233 is a deficient number, since it is larger than the sum of its proper divisors (6327927).

120230233 is an equidigital number, since it uses as much as digits as its factorization.

120230233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6327926.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 120230233 is about 10964.9547650686. The cubic root of 120230233 is about 493.5576596774.

Adding to 120230233 its reverse (332032021), we get a palindrome (452262254).

The spelling of 120230233 in words is "one hundred twenty million, two hundred thirty thousand, two hundred thirty-three".

Divisors: 1 19 6327907 120230233