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12131132030 = 251213113203
BaseRepresentation
bin10110100110001001…
…00110001001111110
31011022102212100200022
423103010212021332
5144321032211110
65323432132142
7606422630603
oct132304461176
934272770608
1012131132030
115165787056
122426837052
1311b4388644
148311d46aa
154b0024755
hex2d312627e

12131132030 has 8 divisors (see below), whose sum is σ = 21836037672. Its totient is φ = 4852452808.

The previous prime is 12131132023. The next prime is 12131132059. The reversal of 12131132030 is 3023113121.

12131132030 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

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 in 3 ways as a sum of consecutive naturals, for example, 606556592 + ... + 606556611.

It is an arithmetic number, because the mean of its divisors is an integer number (2729504709).

Almost surely, 212131132030 is an apocalyptic number.

12131132030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12131132030 is a deficient number, since it is larger than the sum of its proper divisors (9704905642).

12131132030 is a wasteful number, since it uses less digits than its factorization.

12131132030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1213113210.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 12131132030 its reverse (3023113121), we get a palindrome (15154245151).

The spelling of 12131132030 in words is "twelve billion, one hundred thirty-one million, one hundred thirty-two thousand, thirty".

Divisors: 1 2 5 10 1213113203 2426226406 6065566015 12131132030