Base | Representation |
---|---|
bin | 11100001001011000… |
… | …011010010111001100 |
3 | 2220000020100002002012 |
4 | 130021120122113030 |
5 | 443343333243302 |
6 | 21514525520352 |
7 | 2116635111353 |
oct | 341130322714 |
9 | 86006302065 |
10 | 30222165452 |
11 | 118a9696246 |
12 | 5a354130b8 |
13 | 2b0841034b |
14 | 1669b5a99a |
15 | bbd3b0a52 |
hex | 70961a5cc |
30222165452 has 12 divisors (see below), whose sum is σ = 53434035480. Its totient is φ = 14955298176.
The previous prime is 30222165419. The next prime is 30222165509. The reversal of 30222165452 is 25456122203.
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, 38945702 + ... + 38946477.
It is an arithmetic number, because the mean of its divisors is an integer number (4452836290).
Almost surely, 230222165452 is an apocalyptic number.
It is an amenable number.
30222165452 is a deficient number, since it is larger than the sum of its proper divisors (23211870028).
30222165452 is a wasteful number, since it uses less digits than its factorization.
30222165452 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 77892280 (or 77892278 counting only the distinct ones).
The product of its (nonzero) digits is 28800, while the sum is 32.
Adding to 30222165452 its reverse (25456122203), we get a palindrome (55678287655).
The spelling of 30222165452 in words is "thirty billion, two hundred twenty-two million, one hundred sixty-five thousand, four hundred fifty-two".
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