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12000030230 = 2511593103511
BaseRepresentation
bin10110010110100000…
…11110111000010110
31010222022011200211002
423023100132320112
5144034001431410
65302430143302
7603241400606
oct131320367026
933868150732
1012000030230
1150a8782361
1223aa951b32
131193175506
1481ba28c06
154a37797a5
hex2cb41ee16

12000030230 has 16 divisors (see below), whose sum is σ = 21602126304. Its totient is φ = 4799551680.

The previous prime is 12000030209. The next prime is 12000030239. The reversal of 12000030230 is 3203000021.

12000030230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12000030239) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 64175 + ... + 167685.

It is an arithmetic number, because the mean of its divisors is an integer number (1350132894).

Almost surely, 212000030230 is an apocalyptic number.

12000030230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12000030230 is a deficient number, since it is larger than the sum of its proper divisors (9602096074).

12000030230 is a wasteful number, since it uses less digits than its factorization.

12000030230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115111.

The product of its (nonzero) digits is 36, while the sum is 11.

Adding to 12000030230 its reverse (3203000021), we get a palindrome (15203030251).

The spelling of 12000030230 in words is "twelve billion, thirty thousand, two hundred thirty".

Divisors: 1 2 5 10 11593 23186 57965 103511 115930 207022 517555 1035110 1200003023 2400006046 6000015115 12000030230