Base | Representation |
---|---|
bin | 1111111010000… |
… | …00010011001101 |
3 | 100022002002000101 |
4 | 13331000103031 |
5 | 233124320100 |
6 | 21123531101 |
7 | 3210105052 |
oct | 775002315 |
9 | 308062011 |
10 | 133432525 |
11 | 69356916 |
12 | 38829a91 |
13 | 2184ac75 |
14 | 13a15029 |
15 | baaa86a |
hex | 7f404cd |
133432525 has 12 divisors (see below), whose sum is σ = 170794624. Its totient is φ = 103302000.
The previous prime is 133432517. The next prime is 133432529. The reversal of 133432525 is 525234331.
It is not a de Polignac number, because 133432525 - 23 = 133432517 is a prime.
It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 133432493 and 133432502.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (133432529) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 85311 + ... + 86860.
Almost surely, 2133432525 is an apocalyptic number.
It is an amenable number.
133432525 is a deficient number, since it is larger than the sum of its proper divisors (37362099).
133432525 is a wasteful number, since it uses less digits than its factorization.
133432525 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 172212 (or 172207 counting only the distinct ones).
The product of its digits is 10800, while the sum is 28.
The square root of 133432525 is about 11551.2997104222. The cubic root of 133432525 is about 510.9996093762. Note that the first 3 decimals are identical.
Adding to 133432525 its reverse (525234331), we get a palindrome (658666856).
The spelling of 133432525 in words is "one hundred thirty-three million, four hundred thirty-two thousand, five hundred twenty-five".
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