Base | Representation |
---|---|
bin | 11100001001010100… |
… | …000001000010001010 |
3 | 2220000011011112101121 |
4 | 130021110001002022 |
5 | 443343034410010 |
6 | 21514445105454 |
7 | 2116622242000 |
oct | 341124010212 |
9 | 86004145347 |
10 | 30221013130 |
11 | 118a8a79510 |
12 | 5a34b5828a |
13 | 2b080c89b9 |
14 | 166993aa70 |
15 | bbd2343da |
hex | 70950108a |
30221013130 has 128 divisors (see below), whose sum is σ = 70087680000. Its totient is φ = 9299384640.
The previous prime is 30221013083. The next prime is 30221013181. The reversal of 30221013130 is 3131012203.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2975601 + ... + 2985739.
It is an arithmetic number, because the mean of its divisors is an integer number (547560000).
Almost surely, 230221013130 is an apocalyptic number.
30221013130 is an abundant number, since it is smaller than the sum of its proper divisors (39866666870).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30221013130 is a wasteful number, since it uses less digits than its factorization.
30221013130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10257 (or 10243 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 16.
Adding to 30221013130 its reverse (3131012203), we get a palindrome (33352025333).
The spelling of 30221013130 in words is "thirty billion, two hundred twenty-one million, thirteen thousand, one hundred thirty".
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