Base | Representation |
---|---|
bin | 11010101001000… |
… | …10000011010100 |
3 | 120120112021101100 |
4 | 31110202003110 |
5 | 424203024124 |
6 | 34102030100 |
7 | 5352413106 |
oct | 1524420324 |
9 | 516467340 |
10 | 223486164 |
11 | 105174510 |
12 | 62a18330 |
13 | 373bb445 |
14 | 21977576 |
15 | 149481c9 |
hex | d5220d4 |
223486164 has 36 divisors (see below), whose sum is σ = 616281120. Its totient is φ = 67722960.
The previous prime is 223486129. The next prime is 223486169. The reversal of 223486164 is 461684322.
223486164 is a `hidden beast` number, since 2 + 2 + 34 + 8 + 616 + 4 = 666.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (223486169) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 281784 + ... + 282575.
It is an arithmetic number, because the mean of its divisors is an integer number (17118920).
Almost surely, 2223486164 is an apocalyptic number.
It is an amenable number.
223486164 is an abundant number, since it is smaller than the sum of its proper divisors (392794956).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
223486164 is a wasteful number, since it uses less digits than its factorization.
223486164 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 564380 (or 564375 counting only the distinct ones).
The product of its digits is 55296, while the sum is 36.
The square root of 223486164 is about 14949.4536355012. The cubic root of 223486164 is about 606.8530612432.
The spelling of 223486164 in words is "two hundred twenty-three million, four hundred eighty-six thousand, one hundred sixty-four".
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