Base | Representation |
---|---|
bin | 1011100010010111101101… |
… | …1111000011011111101111 |
3 | 1122220200111010201102200012 |
4 | 2320211323133003133233 |
5 | 3130313101200212224 |
6 | 42551243102323435 |
7 | 2446316566221560 |
oct | 270457337033757 |
9 | 48820433642605 |
10 | 12685110163439 |
11 | 40507a7a9494a |
12 | 150a56188957b |
13 | 71027c0a233c |
14 | 31bd69578167 |
15 | 16ee7ebc480e |
hex | b897b7c37ef |
12685110163439 has 8 divisors (see below), whose sum is σ = 14503466839680. Its totient is φ = 10868303007576.
The previous prime is 12685110163373. The next prime is 12685110163469. The reversal of 12685110163439 is 93436101158621.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-12685110163439 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12685110163469) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 387362549 + ... + 387395294.
It is an arithmetic number, because the mean of its divisors is an integer number (1812933354960).
Almost surely, 212685110163439 is an apocalyptic number.
12685110163439 is a deficient number, since it is larger than the sum of its proper divisors (1818356676241).
12685110163439 is an equidigital number, since it uses as much as digits as its factorization.
12685110163439 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 774760189.
The product of its (nonzero) digits is 933120, while the sum is 50.
The spelling of 12685110163439 in words is "twelve trillion, six hundred eighty-five billion, one hundred ten million, one hundred sixty-three thousand, four hundred thirty-nine".
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