Base | Representation |
---|---|
bin | 11101000001000… |
… | …11000000100001 |
3 | 121222000122220020 |
4 | 32200203000201 |
5 | 444303204100 |
6 | 40053104053 |
7 | 6013655652 |
oct | 1640430041 |
9 | 558018806 |
10 | 243413025 |
11 | 115444899 |
12 | 69628029 |
13 | 3b57749b |
14 | 24483529 |
15 | 165825a0 |
hex | e823021 |
243413025 has 48 divisors (see below), whose sum is σ = 425913216. Its totient is φ = 122411520.
The previous prime is 243413017. The next prime is 243413029. The reversal of 243413025 is 520314342.
It is not a de Polignac number, because 243413025 - 23 = 243413017 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 243412986 and 243413004.
It is not an unprimeable number, because it can be changed into a prime (243413029) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 124959 + ... + 126891.
It is an arithmetic number, because the mean of its divisors is an integer number (8873192).
Almost surely, 2243413025 is an apocalyptic number.
243413025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
243413025 is a deficient number, since it is larger than the sum of its proper divisors (182500191).
243413025 is a wasteful number, since it uses less digits than its factorization.
243413025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2042 (or 2037 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 24.
The square root of 243413025 is about 15601.6994266650. The cubic root of 243413025 is about 624.3784968456.
Adding to 243413025 its reverse (520314342), we get a palindrome (763727367).
The spelling of 243413025 in words is "two hundred forty-three million, four hundred thirteen thousand, twenty-five".
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