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12131479060 = 2254314106371
BaseRepresentation
bin10110100110001011…
…11010111000010100
31011022110111222201021
423103011322320110
5144321124312220
65323443410524
7606425604421
oct132305727024
934273458637
1012131479060
1151659a3858
122426983a44
1311b447a59c
14831284d48
154b00924aa
hex2d317ae14

12131479060 has 24 divisors (see below), whose sum is σ = 26068575456. Its totient is φ = 4739740320.

The previous prime is 12131479037. The next prime is 12131479067. The reversal of 12131479060 is 6097413121.

12131479060 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 (12131479067) 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, 7052326 + ... + 7054045.

It is an arithmetic number, because the mean of its divisors is an integer number (1086190644).

Almost surely, 212131479060 is an apocalyptic number.

12131479060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12131479060 is an abundant number, since it is smaller than the sum of its proper divisors (13937096396).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12131479060 is a wasteful number, since it uses less digits than its factorization.

12131479060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14106423 (or 14106421 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 34.

The spelling of 12131479060 in words is "twelve billion, one hundred thirty-one million, four hundred seventy-nine thousand, sixty".

Divisors: 1 2 4 5 10 20 43 86 172 215 430 860 14106371 28212742 56425484 70531855 141063710 282127420 606573953 1213147906 2426295812 3032869765 6065739530 12131479060