Base | Representation |
---|---|
bin | 101010100100001… |
… | …0001101101101010 |
3 | 10200112110202102222 |
4 | 1111020101231222 |
5 | 10411111424231 |
6 | 353415554042 |
7 | 50251531541 |
oct | 12510215552 |
9 | 3615422388 |
10 | 1428233066 |
11 | 673222707 |
12 | 33a38b922 |
13 | 199b85430 |
14 | d7981158 |
15 | 855c027b |
hex | 55211b6a |
1428233066 has 16 divisors (see below), whose sum is σ = 2308105800. Its totient is φ = 658910208.
The previous prime is 1428233063. The next prime is 1428233071. The reversal of 1428233066 is 6603328241.
It can be written as a sum of positive squares in 4 ways, for example, as 1422873841 + 5359225 = 37721^2 + 2315^2 .
It is not an unprimeable number, because it can be changed into a prime (1428233063) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60890 + ... + 81018.
Almost surely, 21428233066 is an apocalyptic number.
1428233066 is a deficient number, since it is larger than the sum of its proper divisors (879872734).
1428233066 is a wasteful number, since it uses less digits than its factorization.
1428233066 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22873.
The product of its (nonzero) digits is 41472, while the sum is 35.
The square root of 1428233066 is about 37791.9709197602. The cubic root of 1428233066 is about 1126.1589547257.
The spelling of 1428233066 in words is "one billion, four hundred twenty-eight million, two hundred thirty-three thousand, sixty-six".
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