Base | Representation |
---|---|
bin | 11100001110100111… |
… | …111011111011111010 |
3 | 2220020100211200200212 |
4 | 130032213323323322 |
5 | 444033342334320 |
6 | 21531351031122 |
7 | 2122053531215 |
oct | 341647737372 |
9 | 86210750625 |
10 | 30310121210 |
11 | 11944300756 |
12 | 5a5a96b4a2 |
13 | 2b206c7985 |
14 | 16776d477c |
15 | bc5e869c5 |
hex | 70e9fbefa |
30310121210 has 16 divisors (see below), whose sum is σ = 55098400392. Its totient is φ = 12004008000.
The previous prime is 30310121207. The next prime is 30310121221. The reversal of 30310121210 is 1212101303.
It can be written as a sum of positive squares in 4 ways, for example, as 24242178601 + 6067942609 = 155699^2 + 77897^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15004001 + ... + 15006020.
Almost surely, 230310121210 is an apocalyptic number.
30310121210 is a deficient number, since it is larger than the sum of its proper divisors (24788279182).
30310121210 is a wasteful number, since it uses less digits than its factorization.
30310121210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30010129.
The product of its (nonzero) digits is 36, while the sum is 14.
Adding to 30310121210 its reverse (1212101303), we get a palindrome (31522222513).
The spelling of 30310121210 in words is "thirty billion, three hundred ten million, one hundred twenty-one thousand, two hundred ten".
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