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230455033 = 1012399547
BaseRepresentation
bin11011011110001…
…11011011111001
3121001122022212121
431233013123321
5432444030113
634511241241
75465556364
oct1557073371
9531568777
10230455033
111090a4306
1265219221
133898b433
142286d0db
1515372e8d
hexdbc76f9

230455033 has 8 divisors (see below), whose sum is σ = 233735040. Its totient is φ = 227194800.

The previous prime is 230455019. The next prime is 230455037. The reversal of 230455033 is 330554032.

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 230455033 - 225 = 196900601 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 230454989 and 230455007.

It is not an unprimeable number, because it can be changed into a prime (230455037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19366 + ... + 28912.

It is an arithmetic number, because the mean of its divisors is an integer number (29216880).

Almost surely, 2230455033 is an apocalyptic number.

It is an amenable number.

230455033 is a deficient number, since it is larger than the sum of its proper divisors (3280007).

230455033 is a wasteful number, since it uses less digits than its factorization.

230455033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9887.

The product of its (nonzero) digits is 5400, while the sum is 25.

The square root of 230455033 is about 15180.7454691790. The cubic root of 230455033 is about 613.0963525696.

The spelling of 230455033 in words is "two hundred thirty million, four hundred fifty-five thousand, thirty-three".

Divisors: 1 101 239 9547 24139 964247 2281733 230455033