Base | Representation |
---|---|
bin | 1101111000000010000011… |
… | …10110110001111011111100 |
3 | 11000000222020020202002101002 |
4 | 12330001001312301323330 |
5 | 12444404201423101030 |
6 | 144521134555105432 |
7 | 6266313332234633 |
oct | 674010166617374 |
9 | 130028206662332 |
10 | 30512552550140 |
11 | 97a43344aa231 |
12 | 3509654142278 |
13 | 140442404598b |
14 | 776b5b74251a |
15 | 37da7c926245 |
hex | 1bc041db1efc |
30512552550140 has 12 divisors (see below), whose sum is σ = 64076360355336. Its totient is φ = 12205021020048.
The previous prime is 30512552550121. The next prime is 30512552550157. The reversal of 30512552550140 is 4105525521503.
It is a junction number, because it is equal to n+sod(n) for n = 30512552550094 and 30512552550103.
It is a congruent 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, 762813813734 + ... + 762813813773.
It is an arithmetic number, because the mean of its divisors is an integer number (5339696696278).
Almost surely, 230512552550140 is an apocalyptic number.
It is an amenable number.
30512552550140 is an abundant number, since it is smaller than the sum of its proper divisors (33563807805196).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30512552550140 is a wasteful number, since it uses less digits than its factorization.
30512552550140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1525627627516 (or 1525627627514 counting only the distinct ones).
The product of its (nonzero) digits is 150000, while the sum is 38.
The spelling of 30512552550140 in words is "thirty trillion, five hundred twelve billion, five hundred fifty-two million, five hundred fifty thousand, one hundred forty".
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