Base | Representation |
---|---|
bin | 1011100110010000001101… |
… | …0001000111000011101100 |
3 | 1200011001122202100022220121 |
4 | 2321210003101013003230 |
5 | 3132411203024000303 |
6 | 43042034001454324 |
7 | 2454200543461231 |
oct | 271440321070354 |
9 | 50131582308817 |
10 | 12751812718828 |
11 | 4077016927a87 |
12 | 151b4783413a4 |
13 | 71664c320821 |
14 | 32129627b788 |
15 | 171a85a899bd |
hex | b99034470ec |
12751812718828 has 24 divisors (see below), whose sum is σ = 22491783716864. Its totient is φ = 6325590574800.
The previous prime is 12751812718787. The next prime is 12751812718861. The reversal of 12751812718828 is 82881721815721.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33629533 + ... + 34006603.
Almost surely, 212751812718828 is an apocalyptic number.
It is an amenable number.
12751812718828 is a deficient number, since it is larger than the sum of its proper divisors (9739970998036).
12751812718828 is a wasteful number, since it uses less digits than its factorization.
12751812718828 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 443773 (or 443771 counting only the distinct ones).
The product of its digits is 8028160, while the sum is 61.
The spelling of 12751812718828 in words is "twelve trillion, seven hundred fifty-one billion, eight hundred twelve million, seven hundred eighteen thousand, eight hundred twenty-eight".
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