Base | Representation |
---|---|
bin | 10000111110100… |
… | …011010101101010 |
3 | 201211222000121012 |
4 | 100332203111222 |
5 | 1040404130010 |
6 | 44132543522 |
7 | 10026020201 |
oct | 2076432552 |
9 | 654860535 |
10 | 284833130 |
11 | 13686538a |
12 | 7b481ba2 |
13 | 4701a51a |
14 | 29b86238 |
15 | 1a015005 |
hex | 10fa356a |
284833130 has 64 divisors (see below), whose sum is σ = 560361888. Its totient is φ = 103833600.
The previous prime is 284833103. The next prime is 284833139. The reversal of 284833130 is 31338482.
It is a happy number.
It is a Cunningham number, because it is equal to 168772+1.
It can be written as a sum of positive squares in 16 ways, for example, as 71351809 + 213481321 = 8447^2 + 14611^2 .
It is a super-2 number, since 2×2848331302 = 162259823891193800, which contains 22 as substring.
It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is not an unprimeable number, because it can be changed into a prime (284833139) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 909854 + ... + 910166.
Almost surely, 2284833130 is an apocalyptic number.
284833130 is a deficient number, since it is larger than the sum of its proper divisors (275528758).
284833130 is a wasteful number, since it uses less digits than its factorization.
284833130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 491.
The product of its (nonzero) digits is 13824, while the sum is 32.
The square root of 284833130 is about 16877.0000296261. Note that the first 4 decimals coincide. The cubic root of 284833130 is about 657.9559733787.
It can be divided in two parts, 28483 and 3130, that added together give a palindrome (31613).
The spelling of 284833130 in words is "two hundred eighty-four million, eight hundred thirty-three thousand, one hundred thirty".
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