Base | Representation |
---|---|
bin | 10101110000001101… |
… | …00100010111101000 |
3 | 1010010220110121110100 |
4 | 22320012210113220 |
5 | 142404214223133 |
6 | 5210510145400 |
7 | 562260002403 |
oct | 127006442750 |
9 | 33126417410 |
10 | 11678664168 |
11 | 4a53335276 |
12 | 231b1b2260 |
13 | 1141706592 |
14 | 7cb092d3a |
15 | 485449e13 |
hex | 2b81a45e8 |
11678664168 has 48 divisors (see below), whose sum is σ = 32030107200. Its totient is φ = 3843609120.
The previous prime is 11678664149. The next prime is 11678664181. The reversal of 11678664168 is 86146687611.
11678664168 is a `hidden beast` number, since 1 + 167 + 8 + 66 + 416 + 8 = 666.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1020918 + ... + 1032293.
It is an arithmetic number, because the mean of its divisors is an integer number (667293900).
Almost surely, 211678664168 is an apocalyptic number.
11678664168 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
11678664168 is an abundant number, since it is smaller than the sum of its proper divisors (20351443032).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11678664168 is a wasteful number, since it uses less digits than its factorization.
11678664168 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2053302 (or 2053295 counting only the distinct ones).
The product of its digits is 2322432, while the sum is 54.
The spelling of 11678664168 in words is "eleven billion, six hundred seventy-eight million, six hundred sixty-four thousand, one hundred sixty-eight".
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