Base | Representation |
---|---|
bin | 1011100101110111011000… |
… | …0010101101000101010100 |
3 | 1200010102110022020020012121 |
4 | 2321131312002231011110 |
5 | 3132304030441401133 |
6 | 43035012414025324 |
7 | 2453543441550304 |
oct | 271356602550524 |
9 | 50112408206177 |
10 | 12745148387668 |
11 | 4074206aaa384 |
12 | 151a1184a8244 |
13 | 715b297239c8 |
14 | 320c2313b604 |
15 | 1717e597802d |
hex | b97760ad154 |
12745148387668 has 48 divisors (see below), whose sum is σ = 22876757164800. Its totient is φ = 6209326206720.
The previous prime is 12745148387651. The next prime is 12745148387677. The reversal of 12745148387668 is 86678384154721.
12745148387668 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 12745148387597 and 12745148387606.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1311359313 + ... + 1311369031.
It is an arithmetic number, because the mean of its divisors is an integer number (476599107600).
Almost surely, 212745148387668 is an apocalyptic number.
It is an amenable number.
12745148387668 is a deficient number, since it is larger than the sum of its proper divisors (10131608777132).
12745148387668 is a wasteful number, since it uses less digits than its factorization.
12745148387668 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19000 (or 18998 counting only the distinct ones).
The product of its digits is 433520640, while the sum is 70.
The spelling of 12745148387668 in words is "twelve trillion, seven hundred forty-five billion, one hundred forty-eight million, three hundred eighty-seven thousand, six hundred sixty-eight".
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