Base | Representation |
---|---|
bin | 10010101011000100… |
… | …110001000001111011 |
3 | 1220202022122200020210 |
4 | 102223010301001323 |
5 | 312030301210043 |
6 | 13113313322203 |
7 | 1306600244106 |
oct | 225304610173 |
9 | 56668580223 |
10 | 20050022523 |
11 | 8559795753 |
12 | 3a76866363 |
13 | 1b76b7036b |
14 | d82bc773d |
15 | 7c534c633 |
hex | 4ab13107b |
20050022523 has 16 divisors (see below), whose sum is σ = 27749625120. Its totient is φ = 12861698304.
The previous prime is 20050022491. The next prime is 20050022543. The reversal of 20050022523 is 32522005002.
It is not a de Polignac number, because 20050022523 - 25 = 20050022491 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 20050022523.
It is not an unprimeable number, because it can be changed into a prime (20050022543) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 367786 + ... + 418767.
It is an arithmetic number, because the mean of its divisors is an integer number (1734351570).
Almost surely, 220050022523 is an apocalyptic number.
20050022523 is a deficient number, since it is larger than the sum of its proper divisors (7699602597).
20050022523 is a wasteful number, since it uses less digits than its factorization.
20050022523 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 786878.
The product of its (nonzero) digits is 1200, while the sum is 21.
Adding to 20050022523 its reverse (32522005002), we get a palindrome (52572027525).
The spelling of 20050022523 in words is "twenty billion, fifty million, twenty-two thousand, five hundred twenty-three".
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