Base | Representation |
---|---|
bin | 1000100101001110… |
… | …1010001100010001 |
3 | 12221112200122020002 |
4 | 2021103222030101 |
5 | 14204212212040 |
6 | 1020330455345 |
7 | 111041356463 |
oct | 21123521421 |
9 | 5845618202 |
10 | 2303632145 |
11 | a82381a21 |
12 | 543594555 |
13 | 2a9347459 |
14 | 17bd36133 |
15 | d738ca15 |
hex | 894ea311 |
2303632145 has 8 divisors (see below), whose sum is σ = 2792857704. Its totient is φ = 1823906304.
The previous prime is 2303632117. The next prime is 2303632153. The reversal of 2303632145 is 5412363032.
It can be written as a sum of positive squares in 4 ways, for example, as 16129 + 2303616016 = 127^2 + 47996^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2303632145 - 212 = 2303628049 is a prime.
It is an alternating number because its digits alternate between even and odd.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2374394 + ... + 2375363.
It is an arithmetic number, because the mean of its divisors is an integer number (349107213).
Almost surely, 22303632145 is an apocalyptic number.
It is an amenable number.
2303632145 is a deficient number, since it is larger than the sum of its proper divisors (489225559).
2303632145 is an equidigital number, since it uses as much as digits as its factorization.
2303632145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4749859.
The product of its (nonzero) digits is 12960, while the sum is 29.
The square root of 2303632145 is about 47996.1680241246. The cubic root of 2303632145 is about 1320.7006047027.
Adding to 2303632145 its reverse (5412363032), we get a palindrome (7715995177).
The spelling of 2303632145 in words is "two billion, three hundred three million, six hundred thirty-two thousand, one hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •