Base | Representation |
---|---|
bin | 11011110011011… |
… | …00111101001010 |
3 | 121020212022121212 |
4 | 31321230331022 |
5 | 434201331104 |
6 | 35050533122 |
7 | 5531265203 |
oct | 1571547512 |
9 | 536768555 |
10 | 233230154 |
11 | 10a71a2a3 |
12 | 661371a2 |
13 | 39420611 |
14 | 22d925aa |
15 | 1572036e |
hex | de6cf4a |
233230154 has 4 divisors (see below), whose sum is σ = 349845234. Its totient is φ = 116615076.
The previous prime is 233230139. The next prime is 233230159. The reversal of 233230154 is 451032332.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 230219929 + 3010225 = 15173^2 + 1735^2 .
It is not an unprimeable number, because it can be changed into a prime (233230159) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58307537 + ... + 58307540.
Almost surely, 2233230154 is an apocalyptic number.
233230154 is a deficient number, since it is larger than the sum of its proper divisors (116615080).
233230154 is a wasteful number, since it uses less digits than its factorization.
233230154 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 116615079.
The product of its (nonzero) digits is 2160, while the sum is 23.
The square root of 233230154 is about 15271.8746066094. The cubic root of 233230154 is about 615.5474922786.
Adding to 233230154 its reverse (451032332), we get a palindrome (684262486).
The spelling of 233230154 in words is "two hundred thirty-three million, two hundred thirty thousand, one hundred fifty-four".
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