Base | Representation |
---|---|
bin | 1101101001011110010010… |
… | …01101010100101100100100 |
3 | 10221021011000122021211201202 |
4 | 12310233021031110230210 |
5 | 12413210203411211322 |
6 | 143455244344342032 |
7 | 6215214034425623 |
oct | 664571115245444 |
9 | 127234018254652 |
10 | 30012312210212 |
11 | 96211719068a2 |
12 | 3448706774918 |
13 | 13991c2188437 |
14 | 75a8646396ba |
15 | 370a50b6b292 |
hex | 1b4bc9354b24 |
30012312210212 has 12 divisors (see below), whose sum is σ = 52522664247900. Its totient is φ = 15005836710816.
The previous prime is 30012312210193. The next prime is 30012312210239. The reversal of 30012312210212 is 21201221321003.
It can be written as a sum of positive squares in 2 ways, for example, as 13235800714816 + 16776511495396 = 3638104^2 + 4095914^2 .
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, 79637087 + ... + 80013062.
It is an arithmetic number, because the mean of its divisors is an integer number (4376888687325).
Almost surely, 230012312210212 is an apocalyptic number.
It is an amenable number.
30012312210212 is a deficient number, since it is larger than the sum of its proper divisors (22510352037688).
30012312210212 is a wasteful number, since it uses less digits than its factorization.
30012312210212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 159697150 (or 159697148 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 20.
Adding to 30012312210212 its reverse (21201221321003), we get a palindrome (51213533531215).
The spelling of 30012312210212 in words is "thirty trillion, twelve billion, three hundred twelve million, two hundred ten thousand, two hundred twelve".
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