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3230531423 = 7461504489
BaseRepresentation
bin1100000010001101…
…1111111101011111
322100010210222222222
43000203133331133
523104004001143
61252321255555
7143025030650
oct30043377537
98303728888
103230531423
111408607089
12761a945bb
133c639b672
14229095527
1513d92e768
hexc08dff5f

3230531423 has 4 divisors (see below), whose sum is σ = 3692035920. Its totient is φ = 2769026928.

The previous prime is 3230531363. The next prime is 3230531441. The reversal of 3230531423 is 3241350323.

It is a happy number.

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 3230531423 - 222 = 3226337119 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3230531392 and 3230531401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3230531923) 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, 230752238 + ... + 230752251.

It is an arithmetic number, because the mean of its divisors is an integer number (923008980).

Almost surely, 23230531423 is an apocalyptic number.

3230531423 is a deficient number, since it is larger than the sum of its proper divisors (461504497).

3230531423 is an equidigital number, since it uses as much as digits as its factorization.

3230531423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461504496.

The product of its (nonzero) digits is 6480, while the sum is 26.

The square root of 3230531423 is about 56837.7640570070. The cubic root of 3230531423 is about 1478.2843863623.

Adding to 3230531423 its reverse (3241350323), we get a palindrome (6471881746).

The spelling of 3230531423 in words is "three billion, two hundred thirty million, five hundred thirty-one thousand, four hundred twenty-three".

Divisors: 1 7 461504489 3230531423