Base | Representation |
---|---|
bin | 11111011010100110011100 |
3 | 120111101212120 |
4 | 133122212130 |
5 | 4102013140 |
6 | 452302540 |
7 | 126666654 |
oct | 37324634 |
9 | 16441776 |
10 | 8235420 |
11 | 4715436 |
12 | 2911a50 |
13 | 192463b |
14 | 1145364 |
15 | aca1d0 |
hex | 7da99c |
8235420 has 48 divisors (see below), whose sum is σ = 23859360. Its totient is φ = 2119936.
The previous prime is 8235413. The next prime is 8235431. The reversal of 8235420 is 245328.
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, 627 + ... + 4106.
It is an arithmetic number, because the mean of its divisors is an integer number (497070).
Almost surely, 28235420 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 8235420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11929680).
8235420 is an abundant number, since it is smaller than the sum of its proper divisors (15623940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8235420 is a wasteful number, since it uses less digits than its factorization.
8235420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4774 (or 4772 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 24.
The square root of 8235420 is about 2869.7421486956. The cubic root of 8235420 is about 201.9428979531.
The spelling of 8235420 in words is "eight million, two hundred thirty-five thousand, four hundred twenty".
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