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2330231 = 9724023
BaseRepresentation
bin1000111000111001110111
311101101110212
420320321313
51044031411
6121540035
725543451
oct10707167
94341425
102330231
111351812
1294461b
13637847
144492d1
1531068b
hex238e77

2330231 has 4 divisors (see below), whose sum is σ = 2354352. Its totient is φ = 2306112.

The previous prime is 2330227. The next prime is 2330249. The reversal of 2330231 is 1320332.

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

It is a cyclic number.

It is not a de Polignac number, because 2330231 - 22 = 2330227 is a prime.

It is a super-2 number, since 2×23302312 = 10859953026722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2330201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11915 + ... + 12108.

It is an arithmetic number, because the mean of its divisors is an integer number (588588).

22330231 is an apocalyptic number.

2330231 is a deficient number, since it is larger than the sum of its proper divisors (24121).

2330231 is an equidigital number, since it uses as much as digits as its factorization.

2330231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24120.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 2330231 is about 1526.5094169379. The cubic root of 2330231 is about 132.5764315167.

Adding to 2330231 its reverse (1320332), we get a palindrome (3650563).

The spelling of 2330231 in words is "two million, three hundred thirty thousand, two hundred thirty-one".

Divisors: 1 97 24023 2330231