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230002361 = 317419431
BaseRepresentation
bin11011011010110…
…00111010111001
3121000210022220222
431231120322321
5432340033421
634453425425
75461662551
oct1555307271
9530708828
10230002361
111089151a6
126503b275
1338860394
1422792161
15152d3cab
hexdb58eb9

230002361 has 4 divisors (see below), whose sum is σ = 237421824. Its totient is φ = 222582900.

The previous prime is 230002321. The next prime is 230002387. The reversal of 230002361 is 163200032.

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 230002361 - 210 = 230001337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230002321) 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 3 ways as a sum of consecutive naturals, for example, 3709685 + ... + 3709746.

It is an arithmetic number, because the mean of its divisors is an integer number (59355456).

Almost surely, 2230002361 is an apocalyptic number.

It is an amenable number.

230002361 is a deficient number, since it is larger than the sum of its proper divisors (7419463).

230002361 is an equidigital number, since it uses as much as digits as its factorization.

230002361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7419462.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 230002361 is about 15165.8287277682. The cubic root of 230002361 is about 612.6946639898.

Adding to 230002361 its reverse (163200032), we get a palindrome (393202393).

The spelling of 230002361 in words is "two hundred thirty million, two thousand, three hundred sixty-one".

Divisors: 1 31 7419431 230002361