Base | Representation |
---|---|
bin | 1111110111101… |
… | …00100010011001 |
3 | 100021111022022220 |
4 | 13323310202121 |
5 | 233034402301 |
6 | 21113134253 |
7 | 3204343242 |
oct | 773644231 |
9 | 307438286 |
10 | 133122201 |
11 | 69164753 |
12 | 386ba389 |
13 | 2176c944 |
14 | 13973cc9 |
15 | ba48936 |
hex | 7ef4899 |
133122201 has 4 divisors (see below), whose sum is σ = 177496272. Its totient is φ = 88748132.
The previous prime is 133122193. The next prime is 133122217. The reversal of 133122201 is 102221331.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 102221331 = 3 ⋅34073777.
It is a cyclic number.
It is not a de Polignac number, because 133122201 - 23 = 133122193 is a prime.
It is not an unprimeable number, because it can be changed into a prime (133122601) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22187031 + ... + 22187036.
It is an arithmetic number, because the mean of its divisors is an integer number (44374068).
Almost surely, 2133122201 is an apocalyptic number.
It is an amenable number.
133122201 is a deficient number, since it is larger than the sum of its proper divisors (44374071).
133122201 is an equidigital number, since it uses as much as digits as its factorization.
133122201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44374070.
The product of its (nonzero) digits is 72, while the sum is 15.
The square root of 133122201 is about 11537.8594635227. The cubic root of 133122201 is about 510.6031579742.
Adding to 133122201 its reverse (102221331), we get a palindrome (235343532).
It can be divided in two parts, 1331 and 22201, that added together give a palindrome (23532).
The spelling of 133122201 in words is "one hundred thirty-three million, one hundred twenty-two thousand, two hundred one".
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