Base | Representation |
---|---|
bin | 11001100011110… |
… | …000001111101010 |
3 | 1002212212110012110 |
4 | 121203300033222 |
5 | 1334233144200 |
6 | 110314423150 |
7 | 13424523444 |
oct | 3143601752 |
9 | 1085773173 |
10 | 428803050 |
11 | 200059095 |
12 | bb731ab6 |
13 | 6aab7820 |
14 | 40d41494 |
15 | 279a2b50 |
hex | 198f03ea |
428803050 has 96 divisors (see below), whose sum is σ = 1157550912. Its totient is φ = 104417280.
The previous prime is 428803049. The next prime is 428803069. The reversal of 428803050 is 50308824.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a junction number, because it is equal to n+sod(n) for n = 428802999 and 428803017.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 188017 + ... + 190283.
It is an arithmetic number, because the mean of its divisors is an integer number (12057822).
Almost surely, 2428803050 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 428803050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (578775456).
428803050 is an abundant number, since it is smaller than the sum of its proper divisors (728747862).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
428803050 is a wasteful number, since it uses less digits than its factorization.
428803050 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2392 (or 2387 counting only the distinct ones).
The product of its (nonzero) digits is 7680, while the sum is 30.
The square root of 428803050 is about 20707.5602136031. The cubic root of 428803050 is about 754.0832402994.
The spelling of 428803050 in words is "four hundred twenty-eight million, eight hundred three thousand, fifty".
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