Base | Representation |
---|---|
bin | 101010011001… |
… | …1100001011010 |
3 | 1112211110101012 |
4 | 1110303201122 |
5 | 21142344010 |
6 | 2112253522 |
7 | 356650535 |
oct | 124634132 |
9 | 45743335 |
10 | 22231130 |
11 | 11604639 |
12 | 75412a2 |
13 | 47b4b1c |
14 | 2d49a1c |
15 | 1e42005 |
hex | 153385a |
22231130 has 8 divisors (see below), whose sum is σ = 40016052. Its totient is φ = 8892448.
The previous prime is 22231067. The next prime is 22231147. The reversal of 22231130 is 3113222.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 21780889 + 450241 = 4667^2 + 671^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
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, 1111547 + ... + 1111566.
Almost surely, 222231130 is an apocalyptic number.
22231130 is a deficient number, since it is larger than the sum of its proper divisors (17784922).
22231130 is a wasteful number, since it uses less digits than its factorization.
22231130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2223120.
The product of its (nonzero) digits is 72, while the sum is 14.
The square root of 22231130 is about 4714.9899257581. The cubic root of 22231130 is about 281.1817823027.
Adding to 22231130 its reverse (3113222), we get a palindrome (25344352).
The spelling of 22231130 in words is "twenty-two million, two hundred thirty-one thousand, one hundred thirty".
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