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230183207 = 713242017
BaseRepresentation
bin11011011100001…
…01000100100111
3121001010111222222
431232011010213
5432411330312
634501342555
75463345032
oct1556050447
9531114888
10230183207
11108a29061
1265107a5b
13388c47a7
14227dc019
151531c672
hexdb85127

230183207 has 4 divisors (see below), whose sum is σ = 233425296. Its totient is φ = 226941120.

The previous prime is 230183189. The next prime is 230183227. The reversal of 230183207 is 702381032.

230183207 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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-230183207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230183227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1620938 + ... + 1621079.

It is an arithmetic number, because the mean of its divisors is an integer number (58356324).

Almost surely, 2230183207 is an apocalyptic number.

230183207 is a deficient number, since it is larger than the sum of its proper divisors (3242089).

230183207 is an equidigital number, since it uses as much as digits as its factorization.

230183207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3242088.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 230183207 is about 15171.7898416766. The cubic root of 230183207 is about 612.8552048796.

The spelling of 230183207 in words is "two hundred thirty million, one hundred eighty-three thousand, two hundred seven".

Divisors: 1 71 3242017 230183207