Base | Representation |
---|---|
bin | 10010101011001101… |
… | …111011011010001011 |
3 | 1220202111011200220122 |
4 | 102223031323122023 |
5 | 312031410034311 |
6 | 13113441013455 |
7 | 1306626536342 |
oct | 225315733213 |
9 | 56674150818 |
10 | 20052424331 |
11 | 8560086215 |
12 | 3a7762428b |
13 | 1b77501654 |
14 | d83250b59 |
15 | 7c56740db |
hex | 4ab37b68b |
20052424331 has 4 divisors (see below), whose sum is σ = 20138486472. Its totient is φ = 19966362192.
The previous prime is 20052424283. The next prime is 20052424339. The reversal of 20052424331 is 13342425002.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 20052424331 - 218 = 20052162187 is a prime.
It is a super-2 number, since 2×200524243312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 20052424331.
It is not an unprimeable number, because it can be changed into a prime (20052424339) 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, 43030721 + ... + 43031186.
It is an arithmetic number, because the mean of its divisors is an integer number (5034621618).
Almost surely, 220052424331 is an apocalyptic number.
20052424331 is a deficient number, since it is larger than the sum of its proper divisors (86062141).
20052424331 is an equidigital number, since it uses as much as digits as its factorization.
20052424331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 86062140.
The product of its (nonzero) digits is 5760, while the sum is 26.
Adding to 20052424331 its reverse (13342425002), we get a palindrome (33394849333).
The spelling of 20052424331 in words is "twenty billion, fifty-two million, four hundred twenty-four thousand, three hundred thirty-one".
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