Base | Representation |
---|---|
bin | 11010101001101… |
… | …10010011111100 |
3 | 120120200111012211 |
4 | 31110312103330 |
5 | 424213203043 |
6 | 34103510204 |
7 | 5353210045 |
oct | 1524662374 |
9 | 516614184 |
10 | 223569148 |
11 | 1052208a0 |
12 | 62a58364 |
13 | 3741a14a |
14 | 219998cc |
15 | 14962a9d |
hex | d5364fc |
223569148 has 48 divisors (see below), whose sum is σ = 447971328. Its totient is φ = 96696000.
The previous prime is 223569121. The next prime is 223569161. The reversal of 223569148 is 841965322.
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 223569148.
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, 81861 + ... + 84547.
It is an arithmetic number, because the mean of its divisors is an integer number (9332736).
Almost surely, 2223569148 is an apocalyptic number.
It is an amenable number.
223569148 is an abundant number, since it is smaller than the sum of its proper divisors (224402180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
223569148 is a wasteful number, since it uses less digits than its factorization.
223569148 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2794 (or 2792 counting only the distinct ones).
The product of its digits is 103680, while the sum is 40.
The square root of 223569148 is about 14952.2288639520. The cubic root of 223569148 is about 606.9281633759.
The spelling of 223569148 in words is "two hundred twenty-three million, five hundred sixty-nine thousand, one hundred forty-eight".
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