Base | Representation |
---|---|
bin | 10111001111111000… |
… | …00000001110101100 |
3 | 1012012211120201010020 |
4 | 23213330000032230 |
5 | 201030141413233 |
6 | 5422255242140 |
7 | 621203313210 |
oct | 134774001654 |
9 | 35184521106 |
10 | 12481201068 |
11 | 5325349106 |
12 | 2503b19350 |
13 | 123ba6709b |
14 | 8658bc940 |
15 | 4d0b239b3 |
hex | 2e7f003ac |
12481201068 has 48 divisors (see below), whose sum is σ = 34730304000. Its totient is φ = 3411010944.
The previous prime is 12481201039. The next prime is 12481201081. The reversal of 12481201068 is 86010218421.
12481201068 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 3228193 + ... + 3232056.
It is an arithmetic number, because the mean of its divisors is an integer number (723548000).
Almost surely, 212481201068 is an apocalyptic number.
It is an amenable number.
12481201068 is an abundant number, since it is smaller than the sum of its proper divisors (22249102932).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12481201068 is a wasteful number, since it uses less digits than its factorization.
12481201068 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6460286 (or 6460284 counting only the distinct ones).
The product of its (nonzero) digits is 6144, while the sum is 33.
Adding to 12481201068 its reverse (86010218421), we get a palindrome (98491419489).
The spelling of 12481201068 in words is "twelve billion, four hundred eighty-one million, two hundred one thousand, sixty-eight".
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