Base | Representation |
---|---|
bin | 11011111110000011… |
… | …110101000000110100 |
3 | 2212111222220212012022 |
4 | 123332003311000310 |
5 | 443001222021322 |
6 | 21444022412312 |
7 | 2112140442221 |
oct | 337603650064 |
9 | 85458825168 |
10 | 30032220212 |
11 | 11811450605 |
12 | 59a1891098 |
13 | 2aa7c66807 |
14 | 164c834948 |
15 | bab890942 |
hex | 6fe0f5034 |
30032220212 has 12 divisors (see below), whose sum is σ = 52560889920. Its totient is φ = 15014823096.
The previous prime is 30032220193. The next prime is 30032220227. The reversal of 30032220212 is 21202223003.
It is a super-2 number, since 2×300322202122 (a number of 22 digits) contains 22 as substring.
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, 268262 + ... + 363357.
It is an arithmetic number, because the mean of its divisors is an integer number (4380074160).
Almost surely, 230032220212 is an apocalyptic number.
It is an amenable number.
30032220212 is a deficient number, since it is larger than the sum of its proper divisors (22528669708).
30032220212 is a wasteful number, since it uses less digits than its factorization.
30032220212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 643510 (or 643508 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 17.
Adding to 30032220212 its reverse (21202223003), we get a palindrome (51234443215).
The spelling of 30032220212 in words is "thirty billion, thirty-two million, two hundred twenty thousand, two hundred twelve".
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