Search a number
-
+
12679719060 = 2235211328651
BaseRepresentation
bin10111100111100010…
…10010100010010100
31012201200010110121110
423303301102202110
5201432002002220
65454110215020
7626133555651
oct136361224224
935650113543
1012679719060
115417409668
12255a4b4470
131270c22958
14883dd6c28
154e3288be0
hex2f3c52894

12679719060 has 24 divisors (see below), whose sum is σ = 35503213536. Its totient is φ = 3381258400.

The previous prime is 12679718971. The next prime is 12679719077. The reversal of 12679719060 is 6091797621.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105664266 + ... + 105664385.

It is an arithmetic number, because the mean of its divisors is an integer number (1479300564).

Almost surely, 212679719060 is an apocalyptic number.

12679719060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12679719060 is an abundant number, since it is smaller than the sum of its proper divisors (22823494476).

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

12679719060 is a wasteful number, since it uses less digits than its factorization.

12679719060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211328663 (or 211328661 counting only the distinct ones).

The product of its (nonzero) digits is 285768, while the sum is 48.

The spelling of 12679719060 in words is "twelve billion, six hundred seventy-nine million, seven hundred nineteen thousand, sixty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 211328651 422657302 633985953 845314604 1056643255 1267971906 2113286510 2535943812 3169929765 4226573020 6339859530 12679719060