Base | Representation |
---|---|
bin | 11001101001101101… |
… | …10010010010010110 |
3 | 1022112202211202212101 |
4 | 30310312302102112 |
5 | 211201022210440 |
6 | 10154314512314 |
7 | 665163224155 |
oct | 146466622226 |
9 | 38482752771 |
10 | 13771678870 |
11 | 5927832194 |
12 | 280413569a |
13 | 13b6219b11 |
14 | 94904159c |
15 | 55908269a |
hex | 334db2496 |
13771678870 has 16 divisors (see below), whose sum is σ = 24790429728. Its totient is φ = 5508358720.
The previous prime is 13771678867. The next prime is 13771678873. The reversal of 13771678870 is 7887617731.
13771678870 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (13771678867) and next prime (13771678873).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13771678873) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 242055 + ... + 293485.
It is an arithmetic number, because the mean of its divisors is an integer number (1549401858).
Almost surely, 213771678870 is an apocalyptic number.
13771678870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13771678870 is a deficient number, since it is larger than the sum of its proper divisors (11018750858).
13771678870 is a wasteful number, since it uses less digits than its factorization.
13771678870 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 78215.
The product of its (nonzero) digits is 2765952, while the sum is 55.
The spelling of 13771678870 in words is "thirteen billion, seven hundred seventy-one million, six hundred seventy-eight thousand, eight hundred seventy".
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