Base | Representation |
---|---|
bin | 1011100011011101101100… |
… | …0111001101010011011000 |
3 | 1122222110222020120012212212 |
4 | 2320313123013031103120 |
5 | 3131120033431102242 |
6 | 43004031041454252 |
7 | 2450553226441430 |
oct | 270673307152330 |
9 | 48873866505785 |
10 | 12703894394072 |
11 | 40587672173a2 |
12 | 1512124641388 |
13 | 711c83923bcb |
14 | 31cc2c1c72c0 |
15 | 1706cdd3c782 |
hex | b8ddb1cd4d8 |
12703894394072 has 16 divisors (see below), whose sum is σ = 27222630844560. Its totient is φ = 5444526168864.
The previous prime is 12703894394063. The next prime is 12703894394123. The reversal of 12703894394072 is 27049349830721.
It is a happy number.
It is a super-2 number, since 2×127038943940722 (a number of 27 digits) contains 22 as substring.
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, 113427628463 + ... + 113427628574.
It is an arithmetic number, because the mean of its divisors is an integer number (1701414427785).
Almost surely, 212703894394072 is an apocalyptic number.
It is an amenable number.
12703894394072 is an abundant number, since it is smaller than the sum of its proper divisors (14518736450488).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12703894394072 is a wasteful number, since it uses less digits than its factorization.
12703894394072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 226855257050 (or 226855257046 counting only the distinct ones).
The product of its (nonzero) digits is 18289152, while the sum is 59.
The spelling of 12703894394072 in words is "twelve trillion, seven hundred three billion, eight hundred ninety-four million, three hundred ninety-four thousand, seventy-two".
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