Base | Representation |
---|---|
bin | 1011100011100100011111… |
… | …0010110001011010010000 |
3 | 1122222122200022112110210002 |
4 | 2320321013302301122100 |
5 | 3131132302221102423 |
6 | 43004532014425132 |
7 | 2450646346646204 |
oct | 270710762613220 |
9 | 48878608473702 |
10 | 12705717753488 |
11 | 4059512486301 |
12 | 15125532021a8 |
13 | 7121b46024c6 |
14 | 31cd62420b04 |
15 | 170788e5c228 |
hex | b8e47cb1690 |
12705717753488 has 20 divisors (see below), whose sum is σ = 24794431231920. Its totient is φ = 6307154854944.
The previous prime is 12705717753481. The next prime is 12705717753497. The reversal of 12705717753488 is 88435771750721.
It is a super-2 number, since 2×127057177534882 (a number of 27 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (12705717753481) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2856499070 + ... + 2856503517.
It is an arithmetic number, because the mean of its divisors is an integer number (1239721561596).
Almost surely, 212705717753488 is an apocalyptic number.
It is an amenable number.
12705717753488 is a deficient number, since it is larger than the sum of its proper divisors (12088713478432).
12705717753488 is a wasteful number, since it uses less digits than its factorization.
12705717753488 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5713002734 (or 5713002728 counting only the distinct ones).
The product of its (nonzero) digits is 92198400, while the sum is 65.
The spelling of 12705717753488 in words is "twelve trillion, seven hundred five billion, seven hundred seventeen million, seven hundred fifty-three thousand, four hundred eighty-eight".
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