Base | Representation |
---|---|
bin | 1101111000000010000011… |
… | …10110110001111011010111 |
3 | 11000000222020020202002022201 |
4 | 12330001001312301323113 |
5 | 12444404201423100403 |
6 | 144521134555105331 |
7 | 6266313332234551 |
oct | 674010166617327 |
9 | 130028206662281 |
10 | 30512552550103 |
11 | 97a43344aa1a8 |
12 | 3509654142247 |
13 | 1404424045960 |
14 | 776b5b7424d1 |
15 | 37da7c92621d |
hex | 1bc041db1ed7 |
30512552550103 has 64 divisors (see below), whose sum is σ = 36816722740224. Its totient is φ = 25010270208000.
The previous prime is 30512552550089. The next prime is 30512552550121. The reversal of 30512552550103 is 30105525521503.
It is a cyclic number.
It is not a de Polignac number, because 30512552550103 - 25 = 30512552550071 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30512552550503) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 408097243 + ... + 408172003.
It is an arithmetic number, because the mean of its divisors is an integer number (575261292816).
Almost surely, 230512552550103 is an apocalyptic number.
30512552550103 is a deficient number, since it is larger than the sum of its proper divisors (6304170190121).
30512552550103 is a wasteful number, since it uses less digits than its factorization.
30512552550103 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 76316.
The product of its (nonzero) digits is 112500, while the sum is 37.
The spelling of 30512552550103 in words is "thirty trillion, five hundred twelve billion, five hundred fifty-two million, five hundred fifty thousand, one hundred three".
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