Base | Representation |
---|---|
bin | 100111000110… |
… | …1000010101100 |
3 | 1102120112121102 |
4 | 1032031002230 |
5 | 20222010102 |
6 | 2011222232 |
7 | 336152444 |
oct | 116150254 |
9 | 42515542 |
10 | 20500652 |
11 | 10632497 |
12 | 6a47978 |
13 | 432a283 |
14 | 2a19124 |
15 | 1bee402 |
hex | 138d0ac |
20500652 has 6 divisors (see below), whose sum is σ = 35876148. Its totient is φ = 10250324.
The previous prime is 20500643. The next prime is 20500679. The reversal of 20500652 is 25600502.
It is a happy number.
It is an unprimeable number.
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 as a sum of consecutive naturals, namely, 2562578 + ... + 2562585.
It is an arithmetic number, because the mean of its divisors is an integer number (5979358).
Almost surely, 220500652 is an apocalyptic number.
It is an amenable number.
20500652 is a deficient number, since it is larger than the sum of its proper divisors (15375496).
20500652 is a wasteful number, since it uses less digits than its factorization.
20500652 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5125167 (or 5125165 counting only the distinct ones).
The product of its (nonzero) digits is 600, while the sum is 20.
The square root of 20500652 is about 4527.7645698512. The cubic root of 20500652 is about 273.6880852171.
The spelling of 20500652 in words is "twenty million, five hundred thousand, six hundred fifty-two".
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