Base | Representation |
---|---|
bin | 11011010111100… |
… | …11000011000010 |
3 | 121000000010112111 |
4 | 31223303003002 |
5 | 432233210330 |
6 | 34440445534 |
7 | 5455304200 |
oct | 1553630302 |
9 | 530003474 |
10 | 229585090 |
11 | 10865a749 |
12 | 64a798aa |
13 | 38745487 |
14 | 226c4070 |
15 | 1525032a |
hex | daf30c2 |
229585090 has 48 divisors (see below), whose sum is σ = 488667384. Its totient is φ = 77414400.
The previous prime is 229585063. The next prime is 229585093. The reversal of 229585090 is 90585922.
229585090 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 142778601 + 86806489 = 11949^2 + 9317^2 .
It is not an unprimeable number, because it can be changed into a prime (229585093) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26050 + ... + 33730.
Almost surely, 2229585090 is an apocalyptic number.
229585090 is an abundant number, since it is smaller than the sum of its proper divisors (259082294).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
229585090 is a wasteful number, since it uses less digits than its factorization.
229585090 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7763 (or 7756 counting only the distinct ones).
The product of its (nonzero) digits is 64800, while the sum is 40.
The square root of 229585090 is about 15152.0655357611. The cubic root of 229585090 is about 612.3239221762.
The spelling of 229585090 in words is "two hundred twenty-nine million, five hundred eighty-five thousand, ninety".
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