Base | Representation |
---|---|
bin | 10100111000111100… |
… | …011100011000001111 |
3 | 2010220012101111102012 |
4 | 110320330130120033 |
5 | 331414113033310 |
6 | 14145421051435 |
7 | 1422561413000 |
oct | 247074343017 |
9 | 63805344365 |
10 | 22430205455 |
11 | 95702a2389 |
12 | 441b9b6b7b |
13 | 216600ac28 |
14 | 112ad691a7 |
15 | 8b42abc05 |
hex | 538f1c60f |
22430205455 has 64 divisors (see below), whose sum is σ = 32442009600. Its totient is φ = 14872128768.
The previous prime is 22430205443. The next prime is 22430205461. The reversal of 22430205455 is 55450203422.
It is not a de Polignac number, because 22430205455 - 24 = 22430205439 is a prime.
It is a super-2 number, since 2×224302054552 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7594259 + ... + 7597211.
It is an arithmetic number, because the mean of its divisors is an integer number (506906400).
Almost surely, 222430205455 is an apocalyptic number.
22430205455 is a deficient number, since it is larger than the sum of its proper divisors (10011804145).
22430205455 is a wasteful number, since it uses less digits than its factorization.
22430205455 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3125 (or 3111 counting only the distinct ones).
The product of its (nonzero) digits is 48000, while the sum is 32.
Adding to 22430205455 its reverse (55450203422), we get a palindrome (77880408877).
The spelling of 22430205455 in words is "twenty-two billion, four hundred thirty million, two hundred five thousand, four hundred fifty-five".
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