Base | Representation |
---|---|
bin | 100111011100… |
… | …0000100011100 |
3 | 1102220111100211 |
4 | 1032320010130 |
5 | 20243130032 |
6 | 2015102204 |
7 | 340515325 |
oct | 116700434 |
9 | 42814324 |
10 | 20676892 |
11 | 10742945 |
12 | 6b11964 |
13 | 438c562 |
14 | 2a6344c |
15 | 1c36747 |
hex | 13b811c |
20676892 has 12 divisors (see below), whose sum is σ = 36265320. Its totient is φ = 10315376.
The previous prime is 20676889. The next prime is 20676893. The reversal of 20676892 is 29867602.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20676893) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3667 + ... + 7402.
It is an arithmetic number, because the mean of its divisors is an integer number (3022110).
Almost surely, 220676892 is an apocalyptic number.
It is an amenable number.
20676892 is a deficient number, since it is larger than the sum of its proper divisors (15588428).
20676892 is a wasteful number, since it uses less digits than its factorization.
20676892 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11540 (or 11538 counting only the distinct ones).
The product of its (nonzero) digits is 72576, while the sum is 40.
The square root of 20676892 is about 4547.1850633111. The cubic root of 20676892 is about 274.4701290097.
The spelling of 20676892 in words is "twenty million, six hundred seventy-six thousand, eight hundred ninety-two".
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