Base | Representation |
---|---|
bin | 11100001110101001… |
… | …000000101111000100 |
3 | 2220020101101000020222 |
4 | 130032221000233010 |
5 | 444033430344022 |
6 | 21531401043512 |
7 | 2122056113621 |
oct | 341651005704 |
9 | 86211330228 |
10 | 30310403012 |
11 | 1194448344a |
12 | 5a5aa86598 |
13 | 2b20796016 |
14 | 1677769348 |
15 | bc5ee0242 |
hex | 70ea40bc4 |
30310403012 has 12 divisors (see below), whose sum is σ = 53056604160. Its totient is φ = 15151373256.
The previous prime is 30310402963. The next prime is 30310403063. The reversal of 30310403012 is 21030401303.
It is a happy number.
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, 939212 + ... + 970947.
It is an arithmetic number, because the mean of its divisors is an integer number (4421383680).
Almost surely, 230310403012 is an apocalyptic number.
It is an amenable number.
30310403012 is a deficient number, since it is larger than the sum of its proper divisors (22746201148).
30310403012 is a wasteful number, since it uses less digits than its factorization.
30310403012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1914130 (or 1914128 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 17.
Adding to 30310403012 its reverse (21030401303), we get a palindrome (51340804315).
The spelling of 30310403012 in words is "thirty billion, three hundred ten million, four hundred three thousand, twelve".
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