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230772283 = 789370421
BaseRepresentation
bin11011100000101…
…00111000111011
3121002020110001121
431300110320323
5433034203113
634522130111
75501350330
oct1560247073
9532213047
10230772283
111092a06a5
1265350937
1338a6c961
1422912987
15153d6e8d
hexdc14e3b

230772283 has 8 divisors (see below), whose sum is σ = 266703840. Its totient is φ = 195581760.

The previous prime is 230772281. The next prime is 230772299. The reversal of 230772283 is 382277032.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 230772283 - 21 = 230772281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230772281) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184588 + ... + 185833.

It is an arithmetic number, because the mean of its divisors is an integer number (33337980).

Almost surely, 2230772283 is an apocalyptic number.

230772283 is a deficient number, since it is larger than the sum of its proper divisors (35931557).

230772283 is an equidigital number, since it uses as much as digits as its factorization.

230772283 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370517.

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 230772283 is about 15191.1909671362. The cubic root of 230772283 is about 613.3775580180.

The spelling of 230772283 in words is "two hundred thirty million, seven hundred seventy-two thousand, two hundred eighty-three".

Divisors: 1 7 89 623 370421 2592947 32967469 230772283