Base | Representation |
---|---|
bin | 1000010100101010… |
… | …0100111100101001 |
3 | 12202200221012100201 |
4 | 2011022210330221 |
5 | 14033420030010 |
6 | 1005405232201 |
7 | 106235620000 |
oct | 20512447451 |
9 | 5680835321 |
10 | 2234142505 |
11 | a4712a371 |
12 | 524262661 |
13 | 297b2701a |
14 | 172a07c37 |
15 | d121323a |
hex | 852a4f29 |
2234142505 has 40 divisors (see below), whose sum is σ = 3151125000. Its totient is φ = 1520483328.
The previous prime is 2234142487. The next prime is 2234142517. The reversal of 2234142505 is 5052414322.
It can be written as a sum of positive squares in 4 ways, for example, as 7529536 + 2226612969 = 2744^2 + 47187^2 .
It is not a de Polignac number, because 2234142505 - 213 = 2234134313 is a prime.
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, 1788121 + ... + 1789369.
It is an arithmetic number, because the mean of its divisors is an integer number (78778125).
Almost surely, 22234142505 is an apocalyptic number.
It is an amenable number.
2234142505 is a deficient number, since it is larger than the sum of its proper divisors (916982495).
2234142505 is an equidigital number, since it uses as much as digits as its factorization.
2234142505 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1431 (or 1410 counting only the distinct ones).
The product of its (nonzero) digits is 9600, while the sum is 28.
The square root of 2234142505 is about 47266.7166725170. The cubic root of 2234142505 is about 1307.2850371756.
Adding to 2234142505 its reverse (5052414322), we get a palindrome (7286556827).
It can be divided in two parts, 22341 and 42505, that added together give a palindrome (64846).
The spelling of 2234142505 in words is "two billion, two hundred thirty-four million, one hundred forty-two thousand, five hundred five".
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