Base | Representation |
---|---|
bin | 10110101001101111… |
… | …00101011100011100 |
3 | 1011101112120210222122 |
4 | 23110313211130130 |
5 | 144401241310201 |
6 | 5330430202112 |
7 | 610240065134 |
oct | 132467453434 |
9 | 34345523878 |
10 | 12161275676 |
11 | 51807a5460 |
12 | 2434953338 |
13 | 11ba6b0b14 |
14 | 8351ddac4 |
15 | 4b29cae1b |
hex | 2d4de571c |
12161275676 has 24 divisors (see below), whose sum is σ = 23302675200. Its totient is φ = 5507449200.
The previous prime is 12161275673. The next prime is 12161275739. The reversal of 12161275676 is 67657216121.
It is a Harshad number since it is a multiple of its sum of digits (44).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12161275673) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 498026 + ... + 521873.
It is an arithmetic number, because the mean of its divisors is an integer number (970944800).
Almost surely, 212161275676 is an apocalyptic number.
It is an amenable number.
12161275676 is a deficient number, since it is larger than the sum of its proper divisors (11141399524).
12161275676 is a wasteful number, since it uses less digits than its factorization.
12161275676 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1020185 (or 1020183 counting only the distinct ones).
The product of its digits is 211680, while the sum is 44.
The spelling of 12161275676 in words is "twelve billion, one hundred sixty-one million, two hundred seventy-five thousand, six hundred seventy-six".
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