Base | Representation |
---|---|
bin | 1101101111010111111011… |
… | …00001011010000011111100 |
3 | 10221222112100000112000111222 |
4 | 12313223331201122003330 |
5 | 12430020412124300322 |
6 | 144132334234532512 |
7 | 6235652121624320 |
oct | 667537541320374 |
9 | 127875300460458 |
10 | 30215053353212 |
11 | 969a14aa05332 |
12 | 347ba68297138 |
13 | 13b2362367c00 |
14 | 7665b87bd980 |
15 | 375e69aa0e42 |
hex | 1b7afd85a0fc |
30215053353212 has 36 divisors (see below), whose sum is σ = 65436151059216. Its totient is φ = 11953207918080.
The previous prime is 30215053353203. The next prime is 30215053353223. The reversal of 30215053353212 is 21235335051203.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3192625589 + ... + 3192635052.
It is an arithmetic number, because the mean of its divisors is an integer number (1817670862756).
Almost surely, 230215053353212 is an apocalyptic number.
It is an amenable number.
30215053353212 is an abundant number, since it is smaller than the sum of its proper divisors (35221097706004).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30215053353212 is a wasteful number, since it uses less digits than its factorization.
30215053353212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6385260678 (or 6385260663 counting only the distinct ones).
The product of its (nonzero) digits is 81000, while the sum is 35.
The spelling of 30215053353212 in words is "thirty trillion, two hundred fifteen billion, fifty-three million, three hundred fifty-three thousand, two hundred twelve".
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