Base | Representation |
---|---|
bin | 11001110101110111… |
… | …00010101110010100 |
3 | 1022210212121100110211 |
4 | 30322323202232110 |
5 | 211403114323030 |
6 | 10212355055204 |
7 | 1000541363515 |
oct | 147273425624 |
9 | 38725540424 |
10 | 13873589140 |
11 | 597a308954 |
12 | 28322a1504 |
13 | 140137bc58 |
14 | 9587aca0c |
15 | 562eb312a |
hex | 33aee2b94 |
13873589140 has 24 divisors (see below), whose sum is σ = 29176128072. Its totient is φ = 5541513600.
The previous prime is 13873589137. The next prime is 13873589173. The reversal of 13873589140 is 4198537831.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 8213434384 + 5660154756 = 90628^2 + 75234^2 .
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 480759 + ... + 508798.
It is an arithmetic number, because the mean of its divisors is an integer number (1215672003).
Almost surely, 213873589140 is an apocalyptic number.
13873589140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13873589140 is an abundant number, since it is smaller than the sum of its proper divisors (15302538932).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13873589140 is a wasteful number, since it uses less digits than its factorization.
13873589140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 990267 (or 990265 counting only the distinct ones).
The product of its (nonzero) digits is 725760, while the sum is 49.
The spelling of 13873589140 in words is "thirteen billion, eight hundred seventy-three million, five hundred eighty-nine thousand, one hundred forty".
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