Base | Representation |
---|---|
bin | 10011000001011001… |
… | …000001110111101010 |
3 | 1221201102011201001022 |
4 | 103001121001313222 |
5 | 313312123330010 |
6 | 13214410252442 |
7 | 1322064550163 |
oct | 230131016752 |
9 | 57642151038 |
10 | 20424433130 |
11 | 8731072a02 |
12 | 3b60127122 |
13 | 1c065c23ba |
14 | dba80a76a |
15 | 7e8158d55 |
hex | 4c1641dea |
20424433130 has 16 divisors (see below), whose sum is σ = 36819779040. Its totient is φ = 8157373392.
The previous prime is 20424433109. The next prime is 20424433163. The reversal of 20424433130 is 3133442402.
It is a self number, because there is not a number n which added to its sum of digits gives 20424433130.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1543064 + ... + 1556243.
It is an arithmetic number, because the mean of its divisors is an integer number (2301236190).
Almost surely, 220424433130 is an apocalyptic number.
20424433130 is a deficient number, since it is larger than the sum of its proper divisors (16395345910).
20424433130 is a wasteful number, since it uses less digits than its factorization.
20424433130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3099973.
The product of its (nonzero) digits is 6912, while the sum is 26.
Adding to 20424433130 its reverse (3133442402), we get a palindrome (23557875532).
The spelling of 20424433130 in words is "twenty billion, four hundred twenty-four million, four hundred thirty-three thousand, one hundred thirty".
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