Base | Representation |
---|---|
bin | 11100001001011000… |
… | …100110000011001001 |
3 | 2220000020102111202010 |
4 | 130021120212003021 |
5 | 443343341311241 |
6 | 21514530530133 |
7 | 2116635401046 |
oct | 341130460311 |
9 | 86006374663 |
10 | 30222213321 |
11 | 118a9719203 |
12 | 5a35436949 |
13 | 2b08429081 |
14 | 1669b701cd |
15 | bbd3bed16 |
hex | 7096260c9 |
30222213321 has 16 divisors (see below), whose sum is σ = 40413945600. Its totient is φ = 20089397328.
The previous prime is 30222213313. The next prime is 30222213397. The reversal of 30222213321 is 12331222203.
It is a happy number.
It is not a de Polignac number, because 30222213321 - 23 = 30222213313 is a prime.
It is not an unprimeable number, because it can be changed into a prime (30222215321) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1502710 + ... + 1522688.
It is an arithmetic number, because the mean of its divisors is an integer number (2525871600).
Almost surely, 230222213321 is an apocalyptic number.
It is an amenable number.
30222213321 is a deficient number, since it is larger than the sum of its proper divisors (10191732279).
30222213321 is a wasteful number, since it uses less digits than its factorization.
30222213321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21428.
The product of its (nonzero) digits is 864, while the sum is 21.
Adding to 30222213321 its reverse (12331222203), we get a palindrome (42553435524).
The spelling of 30222213321 in words is "thirty billion, two hundred twenty-two million, two hundred thirteen thousand, three hundred twenty-one".
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