Base | Representation |
---|---|
bin | 1111110010001… |
… | …00100001001001 |
3 | 100020010200100002 |
4 | 13321010201021 |
5 | 232343314400 |
6 | 21045452345 |
7 | 3165251255 |
oct | 771044111 |
9 | 306120302 |
10 | 132401225 |
11 | 68812000 |
12 | 384110b5 |
13 | 21579728 |
14 | 13827265 |
15 | b954ed5 |
hex | 7e44849 |
132401225 has 48 divisors (see below), whose sum is σ = 189523584. Its totient is φ = 91572800.
The previous prime is 132401221. The next prime is 132401239. The reversal of 132401225 is 522104231.
It is not a de Polignac number, because 132401225 - 22 = 132401221 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 132401197 and 132401206.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (132401221) 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, 765239 + ... + 765411.
It is an arithmetic number, because the mean of its divisors is an integer number (3948408).
Almost surely, 2132401225 is an apocalyptic number.
It is an amenable number.
132401225 is a deficient number, since it is larger than the sum of its proper divisors (57122359).
132401225 is a wasteful number, since it uses less digits than its factorization.
132401225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 239 (or 212 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 20.
The square root of 132401225 is about 11506.5731214815. The cubic root of 132401225 is about 509.6796976351.
Adding to 132401225 its reverse (522104231), we get a palindrome (654505456).
The spelling of 132401225 in words is "one hundred thirty-two million, four hundred one thousand, two hundred twenty-five".
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