Base | Representation |
---|---|
bin | 1111111001111… |
… | …10011110001000 |
3 | 100022001200201212 |
4 | 13330332132020 |
5 | 233124100112 |
6 | 21123432252 |
7 | 3210044156 |
oct | 774763610 |
9 | 308050655 |
10 | 133425032 |
11 | 69351224 |
12 | 38825688 |
13 | 21847730 |
14 | 13a123d6 |
15 | baa8522 |
hex | 7f3e788 |
133425032 has 16 divisors (see below), whose sum is σ = 269416140. Its totient is φ = 61580736.
The previous prime is 133425031. The next prime is 133425059. The reversal of 133425032 is 230524331.
It can be written as a sum of positive squares in 2 ways, for example, as 133033156 + 391876 = 11534^2 + 626^2 .
It is a nialpdrome in base 15.
It is a junction number, because it is equal to n+sod(n) for n = 133424989 and 133425007.
It is not an unprimeable number, because it can be changed into a prime (133425031) 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 in 3 ways as a sum of consecutive naturals, for example, 641363 + ... + 641570.
Almost surely, 2133425032 is an apocalyptic number.
It is an amenable number.
133425032 is an abundant number, since it is smaller than the sum of its proper divisors (135991108).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
133425032 is a wasteful number, since it uses less digits than its factorization.
133425032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1282952 (or 1282948 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 23.
The square root of 133425032 is about 11550.9753700716. The cubic root of 133425032 is about 510.9900440129.
Adding to 133425032 its reverse (230524331), we get a palindrome (363949363).
The spelling of 133425032 in words is "one hundred thirty-three million, four hundred twenty-five thousand, thirty-two".
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