Base | Representation |
---|---|
bin | 10110100111110100… |
… | …11001110010101110 |
3 | 1011100102101222021202 |
4 | 23103322121302232 |
5 | 144333140042131 |
6 | 5325054325502 |
7 | 606653545466 |
oct | 132372316256 |
9 | 34312358252 |
10 | 12145237166 |
11 | 5172740497 |
12 | 242b4b9892 |
13 | 11b728688a |
14 | 833026ba6 |
15 | 4b13adbcb |
hex | 2d3e99cae |
12145237166 has 8 divisors (see below), whose sum is σ = 18265423104. Its totient is φ = 6056762800.
The previous prime is 12145237129. The next prime is 12145237187. The reversal of 12145237166 is 66173254121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7926935 + ... + 7928466.
It is an arithmetic number, because the mean of its divisors is an integer number (2283177888).
Almost surely, 212145237166 is an apocalyptic number.
12145237166 is a deficient number, since it is larger than the sum of its proper divisors (6120185938).
12145237166 is a wasteful number, since it uses less digits than its factorization.
12145237166 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15855786.
The product of its digits is 60480, while the sum is 38.
The spelling of 12145237166 in words is "twelve billion, one hundred forty-five million, two hundred thirty-seven thousand, one hundred sixty-six".
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