Base | Representation |
---|---|
bin | 10011100111110101010000 |
3 | 100200100002101 |
4 | 103213311100 |
5 | 2304101023 |
6 | 302130144 |
7 | 61502521 |
oct | 23476520 |
9 | 10610071 |
10 | 5143888 |
11 | 29a3752 |
12 | 1880954 |
13 | 10b1429 |
14 | 97c848 |
15 | 6b91ad |
hex | 4e7d50 |
5143888 has 20 divisors (see below), whose sum is σ = 10236820. Its totient is φ = 2502144.
The previous prime is 5143871. The next prime is 5143891. The reversal of 5143888 is 8883415.
It can be written as a sum of positive squares in 2 ways, for example, as 4613904 + 529984 = 2148^2 + 728^2 .
It is a Harshad number since it is a multiple of its sum of digits (37).
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, 3753 + ... + 4936.
It is an arithmetic number, because the mean of its divisors is an integer number (511841).
Almost surely, 25143888 is an apocalyptic number.
It is an amenable number.
5143888 is a deficient number, since it is larger than the sum of its proper divisors (5092932).
5143888 is a wasteful number, since it uses less digits than its factorization.
5143888 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8734 (or 8728 counting only the distinct ones).
The product of its digits is 30720, while the sum is 37.
The square root of 5143888 is about 2268.0141093036. The cubic root of 5143888 is about 172.6224069926.
The spelling of 5143888 in words is "five million, one hundred forty-three thousand, eight hundred eighty-eight".
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