Base | Representation |
---|---|
bin | 10000010101000001101110 |
3 | 22001110122110 |
4 | 100111001232 |
5 | 2043433210 |
6 | 231424450 |
7 | 51245250 |
oct | 20250156 |
9 | 8043573 |
10 | 4280430 |
11 | 2463a50 |
12 | 1525126 |
13 | b6b3cb |
14 | 7d5cd0 |
15 | 598420 |
hex | 41506e |
4280430 has 128 divisors (see below), whose sum is σ = 13685760. Its totient is φ = 829440.
The previous prime is 4280417. The next prime is 4280459. The reversal of 4280430 is 340824.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a junction number, because it is equal to n+sod(n) for n = 4280397 and 4280406.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 39216 + ... + 39324.
It is an arithmetic number, because the mean of its divisors is an integer number (106920).
Almost surely, 24280430 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 4280430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6842880).
4280430 is an abundant number, since it is smaller than the sum of its proper divisors (9405330).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4280430 is a wasteful number, since it uses less digits than its factorization.
4280430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 154.
The product of its (nonzero) digits is 768, while the sum is 21.
The square root of 4280430 is about 2068.9200081202. The cubic root of 4280430 is about 162.3662647213.
The spelling of 4280430 in words is "four million, two hundred eighty thousand, four hundred thirty".
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