Base | Representation |
---|---|
bin | 10001111100110000001010 |
3 | 22212001110000 |
4 | 101330300022 |
5 | 2201032130 |
6 | 244503430 |
7 | 54665022 |
oct | 21746012 |
9 | 8761400 |
10 | 4705290 |
11 | 2724177 |
12 | 16aab76 |
13 | c898c5 |
14 | 8a6a82 |
15 | 62e260 |
hex | 47cc0a |
4705290 has 80 divisors (see below), whose sum is σ = 13076712. Its totient is φ = 1213056.
The previous prime is 4705249. The next prime is 4705291. The reversal of 4705290 is 925074.
It can be written as a sum of positive squares in 4 ways, for example, as 4173849 + 531441 = 2043^2 + 729^2 .
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an alternating number because its digits alternate between even and odd.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (4705291) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 29892 + ... + 30048.
Almost surely, 24705290 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 4705290, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6538356).
4705290 is an abundant number, since it is smaller than the sum of its proper divisors (8371422).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4705290 is a wasteful number, since it uses less digits than its factorization.
4705290 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 213 (or 204 counting only the distinct ones).
The product of its (nonzero) digits is 2520, while the sum is 27.
The square root of 4705290 is about 2169.1680432830. The cubic root of 4705290 is about 167.5696895725.
The spelling of 4705290 in words is "four million, seven hundred five thousand, two hundred ninety".
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