Base | Representation |
---|---|
bin | 11011011010011… |
… | …01101111011010 |
3 | 121000201000010000 |
4 | 31231031233122 |
5 | 432332102240 |
6 | 34452433430 |
7 | 5461412214 |
oct | 1555155732 |
9 | 530630100 |
10 | 229956570 |
11 | 108893858 |
12 | 65018876 |
13 | 3884559c |
14 | 2277d5b4 |
15 | 152c5430 |
hex | db4dbda |
229956570 has 80 divisors (see below), whose sum is σ = 626959080. Its totient is φ = 60466176.
The previous prime is 229956557. The next prime is 229956581. The reversal of 229956570 is 75659922.
229956570 is a `hidden beast` number, since 2 + 29 + 9 + 56 + 570 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 208138329 + 21818241 = 14427^2 + 4671^2 .
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 57186 + ... + 61074.
Almost surely, 2229956570 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 229956570, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (313479540).
229956570 is an abundant number, since it is smaller than the sum of its proper divisors (397002510).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
229956570 is a wasteful number, since it uses less digits than its factorization.
229956570 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3981 (or 3972 counting only the distinct ones).
The product of its (nonzero) digits is 340200, while the sum is 45.
The square root of 229956570 is about 15164.3189758063. The cubic root of 229956570 is about 612.6540009819.
The spelling of 229956570 in words is "two hundred twenty-nine million, nine hundred fifty-six thousand, five hundred seventy".
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