Search a number
-
+
12463874748 = 22321326632211
BaseRepresentation
bin10111001101110011…
…11010001010111100
31012011121222102212200
423212321322022330
5201011222442443
65420440031500
7620603121153
oct134671721274
935147872780
1012463874748
115316594636
1224ba162590
1312382ab920
1486348c59a
154ce34edd3
hex2e6e7a2bc

12463874748 has 36 divisors (see below), whose sum is σ = 33929438088. Its totient is φ = 3835038240.

The previous prime is 12463874729. The next prime is 12463874749. The reversal of 12463874748 is 84747836421.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 12463874694 and 12463874703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12463874749) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13315638 + ... + 13316573.

Almost surely, 212463874748 is an apocalyptic number.

12463874748 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

12463874748 is an abundant number, since it is smaller than the sum of its proper divisors (21465563340).

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

12463874748 is a wasteful number, since it uses less digits than its factorization.

12463874748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26632234 (or 26632229 counting only the distinct ones).

The product of its digits is 7225344, while the sum is 54.

The spelling of 12463874748 in words is "twelve billion, four hundred sixty-three million, eight hundred seventy-four thousand, seven hundred forty-eight".

Divisors: 1 2 3 4 6 9 12 13 18 26 36 39 52 78 117 156 234 468 26632211 53264422 79896633 106528844 159793266 239689899 319586532 346218743 479379798 692437486 958759596 1038656229 1384874972 2077312458 3115968687 4154624916 6231937374 12463874748