Base | Representation |
---|---|
bin | 101011110111… |
… | …1100010010000 |
3 | 1121021120202111 |
4 | 1113233202100 |
5 | 21342014412 |
6 | 2140555104 |
7 | 366335662 |
oct | 127574220 |
9 | 47246674 |
10 | 23001232 |
11 | 11a90191 |
12 | 7852a94 |
13 | 49c44c7 |
14 | 30aa532 |
15 | 20452a7 |
hex | 15ef890 |
23001232 has 10 divisors (see below), whose sum is σ = 44564918. Its totient is φ = 11500608.
The previous prime is 23001227. The next prime is 23001233. The reversal of 23001232 is 23210032.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 22429696 + 571536 = 4736^2 + 756^2 .
It is not an unprimeable number, because it can be changed into a prime (23001233) 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 as a sum of consecutive naturals, namely, 718773 + ... + 718804.
Almost surely, 223001232 is an apocalyptic number.
It is an amenable number.
23001232 is a deficient number, since it is larger than the sum of its proper divisors (21563686).
23001232 is a wasteful number, since it uses less digits than its factorization.
23001232 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1437585 (or 1437579 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 13.
The square root of 23001232 is about 4795.9599664718. The cubic root of 23001232 is about 284.3917756396.
Adding to 23001232 its reverse (23210032), we get a palindrome (46211264).
The spelling of 23001232 in words is "twenty-three million, one thousand, two hundred thirty-two".
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