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230370201 = 3225596689
BaseRepresentation
bin11011011101100…
…10101110011001
3121001111000111200
431232302232121
5432433321301
634505344413
75465054145
oct1556625631
9531430450
10230370201
111090465a6
1265198109
133895b939
142284a225
1515357c86
hexdbb2b99

230370201 has 6 divisors (see below), whose sum is σ = 332756970. Its totient is φ = 153580128.

The previous prime is 230370199. The next prime is 230370299. The reversal of 230370201 is 102073032.

It can be written as a sum of positive squares in only one way, i.e., 141633801 + 88736400 = 11901^2 + 9420^2 .

It is not a de Polignac number, because 230370201 - 21 = 230370199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (230370601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12798336 + ... + 12798353.

It is an arithmetic number, because the mean of its divisors is an integer number (55459495).

Almost surely, 2230370201 is an apocalyptic number.

It is an amenable number.

230370201 is a deficient number, since it is larger than the sum of its proper divisors (102386769).

230370201 is a wasteful number, since it uses less digits than its factorization.

230370201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25596695 (or 25596692 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 18.

The square root of 230370201 is about 15177.9511463175. The cubic root of 230370201 is about 613.0211150823.

The spelling of 230370201 in words is "two hundred thirty million, three hundred seventy thousand, two hundred one".

Divisors: 1 3 9 25596689 76790067 230370201