Base | Representation |
---|---|
bin | 1101110111101110110011… |
… | …00010110100010101001100 |
3 | 10222222222112122012202111110 |
4 | 12323313121202310111030 |
5 | 12444222012403131022 |
6 | 144512304545052020 |
7 | 6265466155553535 |
oct | 673673142642514 |
9 | 128888478182443 |
10 | 30502212552012 |
11 | 979aa08881633 |
12 | 3507649327010 |
13 | 1403466a949a6 |
14 | 77645a39768c |
15 | 37d674ca800c |
hex | 1bbdd98b454c |
30502212552012 has 24 divisors (see below), whose sum is σ = 73626030298800. Its totient is φ = 9816804039616.
The previous prime is 30502212552011. The next prime is 30502212552023. The reversal of 30502212552012 is 21025521220503.
It is not an unprimeable number, because it can be changed into a prime (30502212552011) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43825017687 + ... + 43825018382.
It is an arithmetic number, because the mean of its divisors is an integer number (3067751262450).
Almost surely, 230502212552012 is an apocalyptic number.
It is an amenable number.
30502212552012 is an abundant number, since it is smaller than the sum of its proper divisors (43123817746788).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30502212552012 is a wasteful number, since it uses less digits than its factorization.
30502212552012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 87650036105 (or 87650036103 counting only the distinct ones).
The product of its (nonzero) digits is 12000, while the sum is 30.
Adding to 30502212552012 its reverse (21025521220503), we get a palindrome (51527733772515).
The spelling of 30502212552012 in words is "thirty trillion, five hundred two billion, two hundred twelve million, five hundred fifty-two thousand, twelve".
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