Base | Representation |
---|---|
bin | 11011010110010… |
… | …01100110001001 |
3 | 120222200111122011 |
4 | 31223021212021 |
5 | 432212242210 |
6 | 34433055521 |
7 | 5453666200 |
oct | 1553114611 |
9 | 528614564 |
10 | 229415305 |
11 | 108554129 |
12 | 649b75a1 |
13 | 386b6102 |
14 | 2267c237 |
15 | 15219d8a |
hex | dac9989 |
229415305 has 36 divisors (see below), whose sum is σ = 326975940. Its totient is φ = 154072128.
The previous prime is 229415297. The next prime is 229415309. The reversal of 229415305 is 503514922.
229415305 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 2 ways, for example, as 43665664 + 185749641 = 6608^2 + 13629^2 .
It is not a de Polignac number, because 229415305 - 23 = 229415297 is a prime.
It is a super-3 number, since 3×2294153053 (a number of 26 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (229415309) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 852711 + ... + 852979.
It is an arithmetic number, because the mean of its divisors is an integer number (9082665).
Almost surely, 2229415305 is an apocalyptic number.
It is an amenable number.
229415305 is a deficient number, since it is larger than the sum of its proper divisors (97560635).
229415305 is an equidigital number, since it uses as much as digits as its factorization.
229415305 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 406 (or 340 counting only the distinct ones).
The product of its (nonzero) digits is 10800, while the sum is 31.
The square root of 229415305 is about 15146.4617980570. The cubic root of 229415305 is about 612.1729410364.
The spelling of 229415305 in words is "two hundred twenty-nine million, four hundred fifteen thousand, three hundred five".
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