Base | Representation |
---|---|
bin | 101011001011… |
… | …111011000001 |
3 | 210022011112020 |
4 | 223023323001 |
5 | 10344233100 |
6 | 1042352053 |
7 | 165140622 |
oct | 53137301 |
9 | 23264466 |
10 | 11321025 |
11 | 6432721 |
12 | 395b629 |
13 | 2464c41 |
14 | 1709a49 |
15 | ed95a0 |
hex | acbec1 |
11321025 has 24 divisors (see below), whose sum is σ = 18820224. Its totient is φ = 6004800.
The previous prime is 11321003. The next prime is 11321029. The reversal of 11321025 is 52012311.
11321025 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a de Polignac number, because none of the positive numbers 2k-11321025 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a junction number, because it is equal to n+sod(n) for n = 11320995 and 11321013.
It is not an unprimeable number, because it can be changed into a prime (11321029) 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 23 ways as a sum of consecutive naturals, for example, 20047 + ... + 20603.
It is an arithmetic number, because the mean of its divisors is an integer number (784176).
Almost surely, 211321025 is an apocalyptic number.
11321025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
11321025 is a deficient number, since it is larger than the sum of its proper divisors (7499199).
11321025 is a wasteful number, since it uses less digits than its factorization.
11321025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 841 (or 836 counting only the distinct ones).
The product of its (nonzero) digits is 60, while the sum is 15.
The square root of 11321025 is about 3364.6730896181. The cubic root of 11321025 is about 224.5407918231.
Adding to 11321025 its reverse (52012311), we get a palindrome (63333336).
The spelling of 11321025 in words is "eleven million, three hundred twenty-one thousand, twenty-five".
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