Base | Representation |
---|---|
bin | 11011000100101… |
… | …011101000100101 |
3 | 1011122200100220121 |
4 | 123010223220211 |
5 | 1412234242013 |
6 | 113023201541 |
7 | 14153511424 |
oct | 3304535045 |
9 | 1148610817 |
10 | 454212133 |
11 | 213433331 |
12 | 1081462b1 |
13 | 73142c9b |
14 | 444772bb |
15 | 29d2158d |
hex | 1b12ba25 |
454212133 has 4 divisors (see below), whose sum is σ = 454318720. Its totient is φ = 454105548.
The previous prime is 454212113. The next prime is 454212151. The reversal of 454212133 is 331212454.
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: 331212454 = 2 ⋅165606227.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-454212133 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 454212098 and 454212107.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (454212113) 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, 46623 + ... + 55516.
It is an arithmetic number, because the mean of its divisors is an integer number (113579680).
Almost surely, 2454212133 is an apocalyptic number.
It is an amenable number.
454212133 is a deficient number, since it is larger than the sum of its proper divisors (106587).
454212133 is a wasteful number, since it uses less digits than its factorization.
454212133 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 106586.
The product of its digits is 2880, while the sum is 25.
The square root of 454212133 is about 21312.2531188047. The cubic root of 454212133 is about 768.6929718376.
Adding to 454212133 its reverse (331212454), we get a palindrome (785424587).
The spelling of 454212133 in words is "four hundred fifty-four million, two hundred twelve thousand, one hundred thirty-three".
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