Base | Representation |
---|---|
bin | 1111110111000… |
… | …10001101010101 |
3 | 100021100111100022 |
4 | 13323202031111 |
5 | 233030002000 |
6 | 21111354525 |
7 | 3203611331 |
oct | 773421525 |
9 | 307314308 |
10 | 133047125 |
11 | 69113302 |
12 | 38682a45 |
13 | 21744713 |
14 | 139547c1 |
15 | ba31585 |
hex | 7ee2355 |
133047125 has 8 divisors (see below), whose sum is σ = 166042968. Its totient is φ = 106437600.
The previous prime is 133047121. The next prime is 133047149. The reversal of 133047125 is 521740331.
It can be written as a sum of positive squares in 4 ways, for example, as 935089 + 132112036 = 967^2 + 11494^2 .
It is not a de Polignac number, because 133047125 - 22 = 133047121 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 133047094 and 133047103.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (133047121) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 532064 + ... + 532313.
It is an arithmetic number, because the mean of its divisors is an integer number (20755371).
Almost surely, 2133047125 is an apocalyptic number.
It is an amenable number.
133047125 is a deficient number, since it is larger than the sum of its proper divisors (32995843).
133047125 is an equidigital number, since it uses as much as digits as its factorization.
133047125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1064392 (or 1064382 counting only the distinct ones).
The product of its (nonzero) digits is 2520, while the sum is 26.
The square root of 133047125 is about 11534.6055415866. The cubic root of 133047125 is about 510.5071528226.
Adding to 133047125 its reverse (521740331), we get a palindrome (654787456).
The spelling of 133047125 in words is "one hundred thirty-three million, forty-seven thousand, one hundred twenty-five".
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