Base | Representation |
---|---|
bin | 11100011011011100… |
… | …100110001111000110 |
3 | 2220210100122111102021 |
4 | 130123130212033012 |
5 | 1000003431040200 |
6 | 22004554033354 |
7 | 2130305236252 |
oct | 343334461706 |
9 | 86710574367 |
10 | 30525252550 |
11 | 11a44789051 |
12 | 5abaa1885a |
13 | 2b5614c320 |
14 | 16980d5262 |
15 | bd9cce41a |
hex | 71b7263c6 |
30525252550 has 48 divisors (see below), whose sum is σ = 61176521952. Its totient is φ = 11264947200.
The previous prime is 30525252521. The next prime is 30525252557. The reversal of 30525252550 is 5525252503.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30525252557) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1341367 + ... + 1363933.
It is an arithmetic number, because the mean of its divisors is an integer number (1274510874).
Almost surely, 230525252550 is an apocalyptic number.
30525252550 is an abundant number, since it is smaller than the sum of its proper divisors (30651269402).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30525252550 is a wasteful number, since it uses less digits than its factorization.
30525252550 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24673 (or 24668 counting only the distinct ones).
The product of its (nonzero) digits is 75000, while the sum is 34.
The spelling of 30525252550 in words is "thirty billion, five hundred twenty-five million, two hundred fifty-two thousand, five hundred fifty".
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