Base | Representation |
---|---|
bin | 11011111101010110… |
… | …110110110111001000 |
3 | 2212111011201220212002 |
4 | 123331112312313020 |
5 | 442440212300204 |
6 | 21442522010132 |
7 | 2111635312223 |
oct | 337526666710 |
9 | 85434656762 |
10 | 30020431304 |
11 | 11805829406 |
12 | 5999946948 |
13 | 2aa5699926 |
14 | 164b0465ba |
15 | baa81291e |
hex | 6fd5b6dc8 |
30020431304 has 16 divisors (see below), whose sum is σ = 56300449920. Its totient is φ = 15006978000.
The previous prime is 30020431211. The next prime is 30020431327. The reversal of 30020431304 is 40313402003.
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, 365072 + ... + 439679.
It is an arithmetic number, because the mean of its divisors is an integer number (3518778120).
Almost surely, 230020431304 is an apocalyptic number.
It is an amenable number.
30020431304 is a deficient number, since it is larger than the sum of its proper divisors (26280018616).
30020431304 is a wasteful number, since it uses less digits than its factorization.
30020431304 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 809420 (or 809416 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 20.
Adding to 30020431304 its reverse (40313402003), we get a palindrome (70333833307).
The spelling of 30020431304 in words is "thirty billion, twenty million, four hundred thirty-one thousand, three hundred four".
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