Base | Representation |
---|---|
bin | 101010011000… |
… | …0110111000110 |
3 | 1112210220102111 |
4 | 1110300313012 |
5 | 21142021410 |
6 | 2112131234 |
7 | 356604004 |
oct | 124606706 |
9 | 45726374 |
10 | 22220230 |
11 | 115a742a |
12 | 7536b1a |
13 | 47acb86 |
14 | 2d45a74 |
15 | 1e3db8a |
hex | 1530dc6 |
22220230 has 8 divisors (see below), whose sum is σ = 39996432. Its totient is φ = 8888088.
The previous prime is 22220227. The next prime is 22220249. The reversal of 22220230 is 3202222.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 22220230.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1111002 + ... + 1111021.
It is an arithmetic number, because the mean of its divisors is an integer number (4999554).
Almost surely, 222220230 is an apocalyptic number.
22220230 is a deficient number, since it is larger than the sum of its proper divisors (17776202).
22220230 is a wasteful number, since it uses less digits than its factorization.
22220230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2222030.
The product of its (nonzero) digits is 96, while the sum is 13.
The square root of 22220230 is about 4713.8338960977. The cubic root of 22220230 is about 281.1358199897.
Adding to 22220230 its reverse (3202222), we get a palindrome (25422452).
The spelling of 22220230 in words is "twenty-two million, two hundred twenty thousand, two hundred thirty".
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