Base | Representation |
---|---|
bin | 100111001011… |
… | …1101000001010 |
3 | 1102122202002021 |
4 | 1032113220022 |
5 | 20224402020 |
6 | 2012155054 |
7 | 336423034 |
oct | 116275012 |
9 | 42582067 |
10 | 20544010 |
11 | 10662023 |
12 | 6a68a8a |
13 | 4343c26 |
14 | 2a2ac54 |
15 | 1c0c1aa |
hex | 1397a0a |
20544010 has 16 divisors (see below), whose sum is σ = 38172672. Its totient is φ = 7952400.
The previous prime is 20544001. The next prime is 20544011. The reversal of 20544010 is 1044502.
It is not an unprimeable number, because it can be changed into a prime (20544011) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32826 + ... + 33445.
It is an arithmetic number, because the mean of its divisors is an integer number (2385792).
Almost surely, 220544010 is an apocalyptic number.
20544010 is a deficient number, since it is larger than the sum of its proper divisors (17628662).
20544010 is a wasteful number, since it uses less digits than its factorization.
20544010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 66309.
The product of its (nonzero) digits is 160, while the sum is 16.
The square root of 20544010 is about 4532.5500548808. The cubic root of 20544010 is about 273.8808955410.
Adding to 20544010 its reverse (1044502), we get a palindrome (21588512).
The spelling of 20544010 in words is "twenty million, five hundred forty-four thousand, ten".
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