Base | Representation |
---|---|
bin | 1111110000100… |
… | …11101010100001 |
3 | 100012202111211211 |
4 | 13320103222201 |
5 | 232320413441 |
6 | 21041310121 |
7 | 3163456003 |
oct | 770235241 |
9 | 305674754 |
10 | 132201121 |
11 | 68695728 |
12 | 38335341 |
13 | 21509620 |
14 | 137b4373 |
15 | b915a81 |
hex | 7e13aa1 |
132201121 has 4 divisors (see below), whose sum is σ = 142370452. Its totient is φ = 122031792.
The previous prime is 132201119. The next prime is 132201131. The reversal of 132201121 is 121102231.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 121102231 = 29 ⋅4175939.
It can be written as a sum of positive squares in 2 ways, for example, as 45711121 + 86490000 = 6761^2 + 9300^2 .
It is a cyclic number.
It is not a de Polignac number, because 132201121 - 21 = 132201119 is a prime.
It is a super-3 number, since 3×1322011213 (a number of 25 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (13), and also a Moran number because the ratio is a prime number: 10169317 = 132201121 / (1 + 3 + 2 + 2 + 0 + 1 + 1 + 2 + 1).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (132201131) 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, 5084646 + ... + 5084671.
It is an arithmetic number, because the mean of its divisors is an integer number (35592613).
Almost surely, 2132201121 is an apocalyptic number.
It is an amenable number.
132201121 is a deficient number, since it is larger than the sum of its proper divisors (10169331).
132201121 is a wasteful number, since it uses less digits than its factorization.
132201121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10169330.
The product of its (nonzero) digits is 24, while the sum is 13.
The square root of 132201121 is about 11497.8746296870. The cubic root of 132201121 is about 509.4228007935.
Adding to 132201121 its reverse (121102231), we get a palindrome (253303352).
It can be divided in two parts, 13220 and 1121, that added together give a palindrome (14341).
The spelling of 132201121 in words is "one hundred thirty-two million, two hundred one thousand, one hundred twenty-one".
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