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12252999260 = 225976315979
BaseRepresentation
bin10110110100101010…
…11110111001011100
31011121221011212002102
423122111132321130
5200043231434020
65343504144232
7612432526625
oct133225367134
934557155072
1012252999260
115218553777
12245b608078
1312036b7428
14843478a4c
154baa98475
hex2da55ee5c

12252999260 has 24 divisors (see below), whose sum is σ = 25996573680. Its totient is φ = 4850671104.

The previous prime is 12252999259. The next prime is 12252999307. The reversal of 12252999260 is 6299925221.

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, 3156050 + ... + 3159929.

It is an arithmetic number, because the mean of its divisors is an integer number (1083190570).

Almost surely, 212252999260 is an apocalyptic number.

12252999260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12252999260 is an abundant number, since it is smaller than the sum of its proper divisors (13743574420).

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

12252999260 is a wasteful number, since it uses less digits than its factorization.

12252999260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6316085 (or 6316083 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 47.

The spelling of 12252999260 in words is "twelve billion, two hundred fifty-two million, nine hundred ninety-nine thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 97 194 388 485 970 1940 6315979 12631958 25263916 31579895 63159790 126319580 612649963 1225299926 2450599852 3063249815 6126499630 12252999260