Base | Representation |
---|---|
bin | 100111110001… |
… | …1011110101000 |
3 | 1110020112021011 |
4 | 1033203132220 |
5 | 20314322241 |
6 | 2022553304 |
7 | 342155602 |
oct | 117433650 |
9 | 43215234 |
10 | 20854696 |
11 | 10854495 |
12 | 6b98834 |
13 | 4422475 |
14 | 2aac172 |
15 | 1c6e281 |
hex | 13e37a8 |
20854696 has 16 divisors (see below), whose sum is σ = 39245940. Its totient is φ = 10389120.
The previous prime is 20854693. The next prime is 20854697. The reversal of 20854696 is 69645802.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 19448100 + 1406596 = 4410^2 + 1186^2 .
It is not an unprimeable number, because it can be changed into a prime (20854693) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2391 + ... + 6886.
Almost surely, 220854696 is an apocalyptic number.
It is an amenable number.
20854696 is a deficient number, since it is larger than the sum of its proper divisors (18391244).
20854696 is a wasteful number, since it uses less digits than its factorization.
20854696 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9564 (or 9560 counting only the distinct ones).
The product of its (nonzero) digits is 103680, while the sum is 40.
The square root of 20854696 is about 4566.6942091627. The cubic root of 20854696 is about 275.2546225743.
The spelling of 20854696 in words is "twenty million, eight hundred fifty-four thousand, six hundred ninety-six".
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