Base | Representation |
---|---|
bin | 100111100000100010101… |
… | …0010110011100110110101 |
3 | 201020002210010021101100002 |
4 | 1033001011102303212311 |
5 | 1202431120303020041 |
6 | 15314301431001045 |
7 | 1100206330553000 |
oct | 117010522634665 |
9 | 21202703241302 |
10 | 5430001220021 |
11 | 180393a146574 |
12 | 738454509185 |
13 | 30507c103ab1 |
14 | 14ab561d0537 |
15 | 963a7dd559b |
hex | 4f0454b39b5 |
5430001220021 has 16 divisors (see below), whose sum is σ = 6332642256000. Its totient is φ = 4654081462464.
The previous prime is 5430001219919. The next prime is 5430001220071. The reversal of 5430001220021 is 1200221000345.
It is not a de Polignac number, because 5430001220021 - 238 = 5155123313077 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 5430001219975 and 5430001220002.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5430001220071) 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, 7709021 + ... + 8383853.
It is an arithmetic number, because the mean of its divisors is an integer number (395790141000).
Almost surely, 25430001220021 is an apocalyptic number.
It is an amenable number.
5430001220021 is a deficient number, since it is larger than the sum of its proper divisors (902641035979).
5430001220021 is an equidigital number, since it uses as much as digits as its factorization.
5430001220021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 698313 (or 698299 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 20.
Adding to 5430001220021 its reverse (1200221000345), we get a palindrome (6630222220366).
The spelling of 5430001220021 in words is "five trillion, four hundred thirty billion, one million, two hundred twenty thousand, twenty-one".
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