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230210012 = 2257552503
BaseRepresentation
bin11011011100010…
…11100111011100
3121001011212202202
431232023213130
5432413210022
634502111032
75463516134
oct1556134734
9531155682
10230210012
11108a4720a
126511b478
1338903a56
1422807ac4
1515325592
hexdb8b9dc

230210012 has 6 divisors (see below), whose sum is σ = 402867528. Its totient is φ = 115105004.

The previous prime is 230209997. The next prime is 230210021. The reversal of 230210012 is 210012032.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 230209975 and 230210002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28776248 + ... + 28776255.

It is an arithmetic number, because the mean of its divisors is an integer number (67144588).

Almost surely, 2230210012 is an apocalyptic number.

It is an amenable number.

230210012 is a deficient number, since it is larger than the sum of its proper divisors (172657516).

230210012 is a wasteful number, since it uses less digits than its factorization.

230210012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57552507 (or 57552505 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 230210012 is about 15172.6731988796. The cubic root of 230210012 is about 612.8789930994.

Adding to 230210012 its reverse (210012032), we get a palindrome (440222044).

The spelling of 230210012 in words is "two hundred thirty million, two hundred ten thousand, twelve".

Divisors: 1 2 4 57552503 115105006 230210012