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230120422 = 2791118043
BaseRepresentation
bin11011011011101…
…01101111100110
3121001000022212121
431231311233212
5432402323142
634500140154
75462664010
oct1555655746
9531008777
10230120422
11108995974
126509765a
13388a203c
14227c31b0
1515308c67
hexdb75be6

230120422 has 16 divisors (see below), whose sum is σ = 394947072. Its totient is φ = 98509320.

The previous prime is 230120389. The next prime is 230120441. The reversal of 230120422 is 224021032.

230120422 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 230120396 and 230120405.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 3733 + ... + 21775.

It is an arithmetic number, because the mean of its divisors is an integer number (24684192).

Almost surely, 2230120422 is an apocalyptic number.

230120422 is a deficient number, since it is larger than the sum of its proper divisors (164826650).

230120422 is a wasteful number, since it uses less digits than its factorization.

230120422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18963.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 230120422 is about 15169.7205643347. The cubic root of 230120422 is about 612.7994788147.

Adding to 230120422 its reverse (224021032), we get a palindrome (454141454).

The spelling of 230120422 in words is "two hundred thirty million, one hundred twenty thousand, four hundred twenty-two".

Divisors: 1 2 7 14 911 1822 6377 12754 18043 36086 126301 252602 16437173 32874346 115060211 230120422