Base | Representation |
---|---|
bin | 11011011010100… |
… | …00101110010000 |
3 | 121000201121212101 |
4 | 31231100232100 |
5 | 432333000114 |
6 | 34453010144 |
7 | 5461462633 |
oct | 1555205620 |
9 | 530647771 |
10 | 229968784 |
11 | 1088a1a51 |
12 | 65023954 |
13 | 3884b006 |
14 | 22783c1a |
15 | 152c8d74 |
hex | db50b90 |
229968784 has 30 divisors (see below), whose sum is σ = 453354230. Its totient is φ = 113008128.
The previous prime is 229968779. The next prime is 229968793. The reversal of 229968784 is 487869922.
It can be written as a sum of positive squares in only one way, i.e., 200505600 + 29463184 = 14160^2 + 5428^2 .
It is a super-2 number, since 2×2299687842 = 105771283228877312, which contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 53632 + ... + 57760.
Almost surely, 2229968784 is an apocalyptic number.
It is an amenable number.
229968784 is a deficient number, since it is larger than the sum of its proper divisors (223385446).
229968784 is an equidigital number, since it uses as much as digits as its factorization.
229968784 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4255 (or 4190 counting only the distinct ones).
The product of its digits is 3483648, while the sum is 55.
The square root of 229968784 is about 15164.7216921380. The cubic root of 229968784 is about 612.6648477018.
The spelling of 229968784 in words is "two hundred twenty-nine million, nine hundred sixty-eight thousand, seven hundred eighty-four".
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