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12380112348 = 2231031676029
BaseRepresentation
bin10111000011110100…
…11000010111011100
31011221210100212110120
423201322120113130
5200323302043343
65404244434540
7615535135002
oct134172302734
934853325416
1012380112348
11528328370a
1224960a8a50
131223b31b86
148562c6a72
154c6d06683
hex2e1e985dc

12380112348 has 12 divisors (see below), whose sum is σ = 28886928840. Its totient is φ = 4126704112.

The previous prime is 12380112343. The next prime is 12380112361. The reversal of 12380112348 is 84321108321.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12380112341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 515838003 + ... + 515838026.

It is an arithmetic number, because the mean of its divisors is an integer number (2407244070).

Almost surely, 212380112348 is an apocalyptic number.

It is an amenable number.

12380112348 is an abundant number, since it is smaller than the sum of its proper divisors (16506816492).

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

12380112348 is a wasteful number, since it uses less digits than its factorization.

12380112348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1031676036 (or 1031676034 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 33.

The spelling of 12380112348 in words is "twelve billion, three hundred eighty million, one hundred twelve thousand, three hundred forty-eight".

Divisors: 1 2 3 4 6 12 1031676029 2063352058 3095028087 4126704116 6190056174 12380112348