Base | Representation |
---|---|
bin | 11011110011100… |
… | …00000110100010 |
3 | 121020212222022012 |
4 | 31321300012202 |
5 | 434202234132 |
6 | 35051112522 |
7 | 5531350604 |
oct | 1571600642 |
9 | 536788265 |
10 | 233243042 |
11 | 10a728a4a |
12 | 66142742 |
13 | 39426446 |
14 | 22d97174 |
15 | 157240b2 |
hex | de701a2 |
233243042 has 16 divisors (see below), whose sum is σ = 359736120. Its totient is φ = 113338368.
The previous prime is 233243033. The next prime is 233243047. The reversal of 233243042 is 240342332.
It can be written as a sum of positive squares in 4 ways, for example, as 206813161 + 26429881 = 14381^2 + 5141^2 .
It is a junction number, because it is equal to n+sod(n) for n = 233242999 and 233243017.
It is not an unprimeable number, because it can be changed into a prime (233243047) by changing a digit.
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, 103148 + ... + 105384.
Almost surely, 2233243042 is an apocalyptic number.
233243042 is a deficient number, since it is larger than the sum of its proper divisors (126493078).
233243042 is a wasteful number, since it uses less digits than its factorization.
233243042 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3685.
The product of its (nonzero) digits is 3456, while the sum is 23.
The square root of 233243042 is about 15272.2965529091. The cubic root of 233243042 is about 615.5588301921.
Adding to 233243042 its reverse (240342332), we get a palindrome (473585374).
The spelling of 233243042 in words is "two hundred thirty-three million, two hundred forty-three thousand, forty-two".
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