Base | Representation |
---|---|
bin | 11100101101010010… |
… | …101101010111000100 |
3 | 2221120020000110202101 |
4 | 130231102231113010 |
5 | 1001112102301210 |
6 | 22054411121444 |
7 | 2140602126532 |
oct | 345522552704 |
9 | 87506013671 |
10 | 30824650180 |
11 | 12088790a05 |
12 | 5b83143284 |
13 | 2ba3198b9c |
14 | 16c5b8d152 |
15 | c0621ea3a |
hex | 72d4ad5c4 |
30824650180 has 12 divisors (see below), whose sum is σ = 64731765420. Its totient is φ = 12329860064.
The previous prime is 30824650177. The next prime is 30824650193. The reversal of 30824650180 is 8105642803.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 14741845056 + 16082805124 = 121416^2 + 126818^2 .
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, 770616235 + ... + 770616274.
It is an arithmetic number, because the mean of its divisors is an integer number (5394313785).
Almost surely, 230824650180 is an apocalyptic number.
It is an amenable number.
30824650180 is an abundant number, since it is smaller than the sum of its proper divisors (33907115240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30824650180 is a wasteful number, since it uses less digits than its factorization.
30824650180 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1541232518 (or 1541232516 counting only the distinct ones).
The product of its (nonzero) digits is 46080, while the sum is 37.
The spelling of 30824650180 in words is "thirty billion, eight hundred twenty-four million, six hundred fifty thousand, one hundred eighty".
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