Base | Representation |
---|---|
bin | 11100011011011100… |
… | …111010011010101100 |
3 | 2220210100210200210211 |
4 | 130123130322122230 |
5 | 1000003441211322 |
6 | 22004555512204 |
7 | 2130306032251 |
oct | 343334723254 |
9 | 86710720724 |
10 | 30525335212 |
11 | 11a44835169 |
12 | 5abaa58664 |
13 | 2b5617ab38 |
14 | 1698117428 |
15 | bd9ce8b77 |
hex | 71b73a6ac |
30525335212 has 12 divisors (see below), whose sum is σ = 53446100400. Its totient is φ = 15255020816.
The previous prime is 30525335207. The next prime is 30525335263. The reversal of 30525335212 is 21253352503.
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, 1902712 + ... + 1918687.
It is an arithmetic number, because the mean of its divisors is an integer number (4453841700).
Almost surely, 230525335212 is an apocalyptic number.
It is an amenable number.
30525335212 is a deficient number, since it is larger than the sum of its proper divisors (22920765188).
30525335212 is a wasteful number, since it uses less digits than its factorization.
30525335212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3823400 (or 3823398 counting only the distinct ones).
The product of its (nonzero) digits is 27000, while the sum is 31.
Adding to 30525335212 its reverse (21253352503), we get a palindrome (51778687715).
The spelling of 30525335212 in words is "thirty billion, five hundred twenty-five million, three hundred thirty-five thousand, two hundred twelve".
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