Base | Representation |
---|---|
bin | 11011110010101… |
… | …00100100000010 |
3 | 121020200020120102 |
4 | 31321110210002 |
5 | 434140131432 |
6 | 35044442402 |
7 | 5530401002 |
oct | 1571244402 |
9 | 536606512 |
10 | 233130242 |
11 | 10a661224 |
12 | 660a9402 |
13 | 393b6cb7 |
14 | 22d68002 |
15 | 15700962 |
hex | de54902 |
233130242 has 12 divisors (see below), whose sum is σ = 352011330. Its totient is φ = 115798176.
The previous prime is 233130203. The next prime is 233130253. The reversal of 233130242 is 242031332.
It can be written as a sum of positive squares in 3 ways, for example, as 84070561 + 149059681 = 9169^2 + 12209^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 46934 + ... + 51662.
Almost surely, 2233130242 is an apocalyptic number.
233130242 is a deficient number, since it is larger than the sum of its proper divisors (118881088).
233130242 is an equidigital number, since it uses as much as digits as its factorization.
233130242 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5045 (or 4888 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 20.
The square root of 233130242 is about 15268.6031450162. The cubic root of 233130242 is about 615.4595828838.
Adding to 233130242 its reverse (242031332), we get a palindrome (475161574).
The spelling of 233130242 in words is "two hundred thirty-three million, one hundred thirty thousand, two hundred forty-two".
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