Base | Representation |
---|---|
bin | 11001100001100… |
… | …111100010111010 |
3 | 1002211211000010200 |
4 | 121201213202322 |
5 | 1334112240010 |
6 | 110254423030 |
7 | 13420002150 |
oct | 3141474272 |
9 | 1084730120 |
10 | 428243130 |
11 | 1aa806447 |
12 | bb501a76 |
13 | 6a94ca03 |
14 | 40c373d0 |
15 | 278e1cc0 |
hex | 198678ba |
428243130 has 48 divisors (see below), whose sum is σ = 1272495744. Its totient is φ = 97884000.
The previous prime is 428243129. The next prime is 428243159. The reversal of 428243130 is 31342824.
It is a junction number, because it is equal to n+sod(n) for n = 428243094 and 428243103.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 339246 + ... + 340505.
It is an arithmetic number, because the mean of its divisors is an integer number (26510328).
Almost surely, 2428243130 is an apocalyptic number.
428243130 is an abundant number, since it is smaller than the sum of its proper divisors (844252614).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
428243130 is a wasteful number, since it uses less digits than its factorization.
428243130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 679771 (or 679768 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 27.
The square root of 428243130 is about 20694.0360973881. The cubic root of 428243130 is about 753.7548764979.
Adding to 428243130 its reverse (31342824), we get a palindrome (459585954).
It can be divided in two parts, 42824 and 3130, that added together give a palindrome (45954).
The spelling of 428243130 in words is "four hundred twenty-eight million, two hundred forty-three thousand, one hundred thirty".
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