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230453107 = 269856703
BaseRepresentation
bin11011011110001…
…10111101110011
3121001122020020021
431233012331303
5432443444412
634511224311
75465550643
oct1557067563
9531566207
10230453107
111090a2915
1265218097
133898a5b1
142286c523
1515372607
hexdbc6f73

230453107 has 4 divisors (see below), whose sum is σ = 231310080. Its totient is φ = 229596136.

The previous prime is 230453011. The next prime is 230453137. The reversal of 230453107 is 701354032.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-230453107 is a prime.

It is a super-3 number, since 3×2304531073 (a number of 26 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230453137) 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 3 ways as a sum of consecutive naturals, for example, 428083 + ... + 428620.

It is an arithmetic number, because the mean of its divisors is an integer number (57827520).

Almost surely, 2230453107 is an apocalyptic number.

230453107 is a deficient number, since it is larger than the sum of its proper divisors (856973).

230453107 is an equidigital number, since it uses as much as digits as its factorization.

230453107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 856972.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 230453107 is about 15180.6820334266. The cubic root of 230453107 is about 613.0946446054.

The spelling of 230453107 in words is "two hundred thirty million, four hundred fifty-three thousand, one hundred seven".

Divisors: 1 269 856703 230453107