Base | Representation |
---|---|
bin | 11011010111110… |
… | …11100000111000 |
3 | 121000001220002212 |
4 | 31223323200320 |
5 | 432240313033 |
6 | 34441314252 |
7 | 5455510250 |
oct | 1553734070 |
9 | 530056085 |
10 | 229619768 |
11 | 108683804 |
12 | 64a95988 |
13 | 387581b1 |
14 | 226d2960 |
15 | 1525a748 |
hex | dafb838 |
229619768 has 32 divisors (see below), whose sum is σ = 494812800. Its totient is φ = 97854432.
The previous prime is 229619723. The next prime is 229619771. The reversal of 229619768 is 867916922.
It is a happy number.
It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1430 + ... + 21477.
It is an arithmetic number, because the mean of its divisors is an integer number (15462900).
Almost surely, 2229619768 is an apocalyptic number.
229619768 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
229619768 is an abundant number, since it is smaller than the sum of its proper divisors (265193032).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
229619768 is a wasteful number, since it uses less digits than its factorization.
229619768 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23099 (or 23095 counting only the distinct ones).
The product of its digits is 653184, while the sum is 50.
The square root of 229619768 is about 15153.2098249843. The cubic root of 229619768 is about 612.3547503976.
The spelling of 229619768 in words is "two hundred twenty-nine million, six hundred nineteen thousand, seven hundred sixty-eight".
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