Base | Representation |
---|---|
bin | 11010101010110… |
… | …11101011110110 |
3 | 120120222021012112 |
4 | 31111123223312 |
5 | 424233102410 |
6 | 34111051022 |
7 | 5354415254 |
oct | 1525335366 |
9 | 516867175 |
10 | 223722230 |
11 | 105315906 |
12 | 62b10a72 |
13 | 37471a24 |
14 | 219d95d4 |
15 | 14993105 |
hex | d55baf6 |
223722230 has 16 divisors (see below), whose sum is σ = 403200720. Its totient is φ = 89377632.
The previous prime is 223722229. The next prime is 223722241. The reversal of 223722230 is 32227322.
It is a junction number, because it is equal to n+sod(n) for n = 223722196 and 223722205.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5204 + ... + 21783.
It is an arithmetic number, because the mean of its divisors is an integer number (25200045).
Almost surely, 2223722230 is an apocalyptic number.
223722230 is a deficient number, since it is larger than the sum of its proper divisors (179478490).
223722230 is a wasteful number, since it uses less digits than its factorization.
223722230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27823.
The product of its (nonzero) digits is 2016, while the sum is 23.
The square root of 223722230 is about 14957.3470241216. The cubic root of 223722230 is about 607.0666568134.
Adding to 223722230 its reverse (32227322), we get a palindrome (255949552).
The spelling of 223722230 in words is "two hundred twenty-three million, seven hundred twenty-two thousand, two hundred thirty".
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