Base | Representation |
---|---|
bin | 111001101001… |
… | …0101100111100 |
3 | 2002212111101110 |
4 | 1303102230330 |
5 | 30214120124 |
6 | 2555442020 |
7 | 514615116 |
oct | 163225474 |
9 | 62774343 |
10 | 30223164 |
11 | 16073124 |
12 | a156310 |
13 | 635273a |
14 | 402a3b6 |
15 | 29c0029 |
hex | 1cd2b3c |
30223164 has 24 divisors (see below), whose sum is σ = 71575168. Its totient is φ = 9923760.
The previous prime is 30223147. The next prime is 30223177. The reversal of 30223164 is 46132203.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 30223164.
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, 17992 + ... + 19599.
Almost surely, 230223164 is an apocalyptic number.
It is an amenable number.
30223164 is an abundant number, since it is smaller than the sum of its proper divisors (41352004).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30223164 is a wasteful number, since it uses less digits than its factorization.
30223164 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37665 (or 37663 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 21.
The square root of 30223164 is about 5497.5598223212. The cubic root of 30223164 is about 311.4918173680.
Adding to 30223164 its reverse (46132203), we get a palindrome (76355367).
The spelling of 30223164 in words is "thirty million, two hundred twenty-three thousand, one hundred sixty-four".
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