Base | Representation |
---|---|
bin | 1111111001001… |
… | …11010011001010 |
3 | 100021212212112200 |
4 | 13330213103022 |
5 | 233113030442 |
6 | 21121421030 |
7 | 3206200362 |
oct | 774472312 |
9 | 307785480 |
10 | 133330122 |
11 | 69296992 |
12 | 3879a776 |
13 | 21813483 |
14 | 139c99a2 |
15 | ba8a34c |
hex | 7f274ca |
133330122 has 12 divisors (see below), whose sum is σ = 288881970. Its totient is φ = 44443368.
The previous prime is 133330069. The next prime is 133330123. The reversal of 133330122 is 221033331.
It can be written as a sum of positive squares in only one way, i.e., 130165281 + 3164841 = 11409^2 + 1779^2 .
It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 7407229 = 133330122 / (1 + 3 + 3 + 3 + 3 + 0 + 1 + 2 + 2).
It is a junction number, because it is equal to n+sod(n) for n = 133330095 and 133330104.
It is not an unprimeable number, because it can be changed into a prime (133330123) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3703597 + ... + 3703632.
Almost surely, 2133330122 is an apocalyptic number.
133330122 is an abundant number, since it is smaller than the sum of its proper divisors (155551848).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
133330122 is a wasteful number, since it uses less digits than its factorization.
133330122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7407237 (or 7407234 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 18.
The square root of 133330122 is about 11546.8663281429. The cubic root of 133330122 is about 510.8688534377.
Adding to 133330122 its reverse (221033331), we get a palindrome (354363453).
The spelling of 133330122 in words is "one hundred thirty-three million, three hundred thirty thousand, one hundred twenty-two".
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