Base | Representation |
---|---|
bin | 1100111101000010110… |
… | …0000011011000011101 |
3 | 210021102111211001002022 |
4 | 3033100230003120131 |
5 | 12121232400304323 |
6 | 250122513505525 |
7 | 22035601250261 |
oct | 3172054033035 |
9 | 707374731068 |
10 | 222544541213 |
11 | 86420656745 |
12 | 371698722a5 |
13 | 17ca7c1caa7 |
14 | aab22d00a1 |
15 | 5bc77b84c8 |
hex | 33d0b0361d |
222544541213 has 8 divisors (see below), whose sum is σ = 230227191000. Its totient is φ = 214862471488.
The previous prime is 222544541179. The next prime is 222544541227. The reversal of 222544541213 is 312145445222.
It can be written as a sum of positive squares in 4 ways, for example, as 52142352409 + 170402188804 = 228347^2 + 412798^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 222544541213 - 220 = 222543492637 is a prime.
It is a super-2 number, since 2×2225445412132 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (222544540213) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 723863 + ... + 984411.
It is an arithmetic number, because the mean of its divisors is an integer number (28778398875).
Almost surely, 2222544541213 is an apocalyptic number.
It is an amenable number.
222544541213 is a deficient number, since it is larger than the sum of its proper divisors (7682649787).
222544541213 is a wasteful number, since it uses less digits than its factorization.
222544541213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 290031.
The product of its digits is 76800, while the sum is 35.
Adding to 222544541213 its reverse (312145445222), we get a palindrome (534689986435).
The spelling of 222544541213 in words is "two hundred twenty-two billion, five hundred forty-four million, five hundred forty-one thousand, two hundred thirteen".
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