Base | Representation |
---|---|
bin | 101111110000000100000110… |
… | …0011111000111110110000101 |
3 | 2001002011201211011112011220201 |
4 | 1133200020030133013312011 |
5 | 420023121022223331323 |
6 | 4045151315343530501 |
7 | 154320414456211066 |
oct | 13740101437076605 |
9 | 2032151734464821 |
10 | 420022241230213 |
11 | 111917483243126 |
12 | 3b13715a8b9a31 |
13 | 15049c0964552b |
14 | 75a12836bc56d |
15 | 3385b208938ad |
hex | 17e020c7c7d85 |
420022241230213 has 4 divisors (see below), whose sum is σ = 420433624425388. Its totient is φ = 419610858035040.
The previous prime is 420022241230201. The next prime is 420022241230223. The reversal of 420022241230213 is 312032142220024.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 362201151485889 + 57821089744324 = 19031583^2 + 7604018^2 .
It is a cyclic number.
It is not a de Polignac number, because 420022241230213 - 237 = 419884802276741 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (420022241230223) 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, 205691596056 + ... + 205691598097.
It is an arithmetic number, because the mean of its divisors is an integer number (105108406106347).
Almost surely, 2420022241230213 is an apocalyptic number.
It is an amenable number.
420022241230213 is a deficient number, since it is larger than the sum of its proper divisors (411383195175).
420022241230213 is a wasteful number, since it uses less digits than its factorization.
420022241230213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 411383195174.
The product of its (nonzero) digits is 9216, while the sum is 28.
Adding to 420022241230213 its reverse (312032142220024), we get a palindrome (732054383450237).
The spelling of 420022241230213 in words is "four hundred twenty trillion, twenty-two billion, two hundred forty-one million, two hundred thirty thousand, two hundred thirteen".
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