Base | Representation |
---|---|
bin | 10010100011110100000000 |
3 | 100011011220120 |
4 | 102203310000 |
5 | 2221142110 |
6 | 252140240 |
7 | 56232330 |
oct | 22436400 |
9 | 10134816 |
10 | 4865280 |
11 | 28233a2 |
12 | 1767680 |
13 | 1014684 |
14 | 9090c0 |
15 | 661870 |
hex | 4a3d00 |
4865280 has 144 divisors (see below), whose sum is σ = 17856384. Its totient is φ = 1105920.
The previous prime is 4865261. The next prime is 4865293. The reversal of 4865280 is 825684.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26790 + ... + 26970.
Almost surely, 24865280 is an apocalyptic number.
4865280 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 4865280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8928192).
4865280 is an abundant number, since it is smaller than the sum of its proper divisors (12991104).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4865280 is a wasteful number, since it uses less digits than its factorization.
4865280 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 212 (or 198 counting only the distinct ones).
The product of its (nonzero) digits is 15360, while the sum is 33.
The square root of 4865280 is about 2205.7379717455. The cubic root of 4865280 is about 169.4478046055.
Multiplying 4865280 by its sum of digits (33), we get a triangular number (160554240 = T17919).
The spelling of 4865280 in words is "four million, eight hundred sixty-five thousand, two hundred eighty".
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