Base | Representation |
---|---|
bin | 10010101011010010… |
… | …001000000000011001 |
3 | 1220202120020121001211 |
4 | 102223102020000121 |
5 | 312032200241010 |
6 | 13113520343121 |
7 | 1306642101010 |
oct | 225322100031 |
9 | 56676217054 |
10 | 20053524505 |
11 | 8560767853 |
12 | 3a77a74aa1 |
13 | 1b777c8341 |
14 | d83459a77 |
15 | 7c57e008a |
hex | 4ab488019 |
20053524505 has 32 divisors (see below), whose sum is σ = 29112019200. Its totient is φ = 12968024832.
The previous prime is 20053524503. The next prime is 20053524523. The reversal of 20053524505 is 50542535002.
It is a happy number.
It is not a de Polignac number, because 20053524505 - 21 = 20053524503 is a prime.
It is not an unprimeable number, because it can be changed into a prime (20053524503) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 186090 + ... + 273379.
It is an arithmetic number, because the mean of its divisors is an integer number (909750600).
Almost surely, 220053524505 is an apocalyptic number.
It is an amenable number.
20053524505 is a deficient number, since it is larger than the sum of its proper divisors (9058494695).
20053524505 is a wasteful number, since it uses less digits than its factorization.
20053524505 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 459553.
The product of its (nonzero) digits is 30000, while the sum is 31.
The spelling of 20053524505 in words is "twenty billion, fifty-three million, five hundred twenty-four thousand, five hundred five".
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