Base | Representation |
---|---|
bin | 11010101000000… |
… | …00000000000010 |
3 | 120120021012001122 |
4 | 31110000000002 |
5 | 424134043230 |
6 | 34055032242 |
7 | 5351262350 |
oct | 1524000002 |
9 | 516235048 |
10 | 223346690 |
11 | 105089746 |
12 | 6296b682 |
13 | 3736cb08 |
14 | 2193c7d0 |
15 | 1491bbe5 |
hex | d500002 |
223346690 has 32 divisors (see below), whose sum is σ = 475303680. Its totient is φ = 73934784.
The previous prime is 223346597. The next prime is 223346699. The reversal of 223346690 is 96643322.
223346690 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×2233466902 = 99767487867912200, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (35).
It is a self number, because there is not a number n which added to its sum of digits gives 223346690.
It is not an unprimeable number, because it can be changed into a prime (223346699) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52982 + ... + 57041.
It is an arithmetic number, because the mean of its divisors is an integer number (14853240).
Almost surely, 2223346690 is an apocalyptic number.
223346690 is an abundant number, since it is smaller than the sum of its proper divisors (251956990).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
223346690 is a wasteful number, since it uses less digits than its factorization.
223346690 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 110066.
The product of its (nonzero) digits is 46656, while the sum is 35.
The square root of 223346690 is about 14944.7880547032. The cubic root of 223346690 is about 606.7267926695.
The spelling of 223346690 in words is "two hundred twenty-three million, three hundred forty-six thousand, six hundred ninety".
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