Base | Representation |
---|---|
bin | 10011100111101011001000 |
3 | 100200022012101 |
4 | 103213223020 |
5 | 2304040430 |
6 | 302123144 |
7 | 61500604 |
oct | 23475310 |
9 | 10608171 |
10 | 5143240 |
11 | 29a3213 |
12 | 18804b4 |
13 | 10b104b |
14 | 97c504 |
15 | 6b8dca |
hex | 4e7ac8 |
5143240 has 32 divisors (see below), whose sum is σ = 11741760. Its totient is φ = 2027200.
The previous prime is 5143217. The next prime is 5143249. The reversal of 5143240 is 423415.
It is not an unprimeable number, because it can be changed into a prime (5143249) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1935 + ... + 3745.
It is an arithmetic number, because the mean of its divisors is an integer number (366930).
Almost surely, 25143240 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 5143240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5870880).
5143240 is an abundant number, since it is smaller than the sum of its proper divisors (6598520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5143240 is a wasteful number, since it uses less digits than its factorization.
5143240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1893 (or 1889 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 19.
The square root of 5143240 is about 2267.8712485501. The cubic root of 5143240 is about 172.6151580000.
Adding to 5143240 its reverse (423415), we get a palindrome (5566655).
The spelling of 5143240 in words is "five million, one hundred forty-three thousand, two hundred forty".
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