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3230223031 = 7265922919
BaseRepresentation
bin1100000010001001…
…0100101010110111
322100010020022222001
43000202110222313
523103414114111
61252310520131
7143022304600
oct30042245267
98303208861
103230223031
111408416412
12761966047
133c62c1199
14229014da7
1513d8bd1c1
hexc0894ab7

3230223031 has 6 divisors (see below), whose sum is σ = 3757606440. Its totient is φ = 2768762556.

The previous prime is 3230223013. The next prime is 3230223083. The reversal of 3230223031 is 1303220323.

It is a happy number.

It is not a de Polignac number, because 3230223031 - 25 = 3230222999 is a prime.

It is a super-3 number, since 3×32302230313 (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3230223331) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 32961411 + ... + 32961508.

It is an arithmetic number, because the mean of its divisors is an integer number (626267740).

Almost surely, 23230223031 is an apocalyptic number.

3230223031 is a deficient number, since it is larger than the sum of its proper divisors (527383409).

3230223031 is an equidigital number, since it uses as much as digits as its factorization.

3230223031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65922933 (or 65922926 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 3230223031 is about 56835.0510776581. The cubic root of 3230223031 is about 1478.2373450218.

Adding to 3230223031 its reverse (1303220323), we get a palindrome (4533443354).

The spelling of 3230223031 in words is "three billion, two hundred thirty million, two hundred twenty-three thousand, thirty-one".

Divisors: 1 7 49 65922919 461460433 3230223031