Base | Representation |
---|---|
bin | 11010101001101… |
… | …01011010010100 |
3 | 120120200022011020 |
4 | 31110311122110 |
5 | 424213043320 |
6 | 34103441140 |
7 | 5353163226 |
oct | 1524653224 |
9 | 516608136 |
10 | 223565460 |
11 | 105219048 |
12 | 62a561b0 |
13 | 37418571 |
14 | 21998416 |
15 | 14961940 |
hex | d535694 |
223565460 has 48 divisors (see below), whose sum is σ = 628048512. Its totient is φ = 59420800.
The previous prime is 223565443. The next prime is 223565483. The reversal of 223565460 is 64565322.
223565460 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12670 + ... + 24650.
It is an arithmetic number, because the mean of its divisors is an integer number (13084344).
Almost surely, 2223565460 is an apocalyptic number.
223565460 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
223565460 is an abundant number, since it is smaller than the sum of its proper divisors (404483052).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
223565460 is a wasteful number, since it uses less digits than its factorization.
223565460 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12304 (or 12302 counting only the distinct ones).
The product of its (nonzero) digits is 43200, while the sum is 33.
The square root of 223565460 is about 14952.1055373482. The cubic root of 223565460 is about 606.9248260589.
The spelling of 223565460 in words is "two hundred twenty-three million, five hundred sixty-five thousand, four hundred sixty".
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