Base | Representation |
---|---|
bin | 101100101111… |
… | …0001011110101 |
3 | 1122010121110110 |
4 | 1121132023311 |
5 | 22001020303 |
6 | 2154413233 |
7 | 403234221 |
oct | 131361365 |
9 | 48117413 |
10 | 23454453 |
11 | 1226a750 |
12 | 7a31219 |
13 | 4b22899 |
14 | 3187781 |
15 | 20d4703 |
hex | 165e2f5 |
23454453 has 16 divisors (see below), whose sum is σ = 34214400. Its totient is φ = 14173680.
The previous prime is 23454449. The next prime is 23454467. The reversal of 23454453 is 35445432.
It is not a de Polignac number, because 23454453 - 22 = 23454449 is a prime.
It is a super-2 number, since 2×234544532 = 1100222731058418, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 23454453.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23454433) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13678 + ... + 15296.
It is an arithmetic number, because the mean of its divisors is an integer number (2138400).
Almost surely, 223454453 is an apocalyptic number.
It is an amenable number.
23454453 is a deficient number, since it is larger than the sum of its proper divisors (10759947).
23454453 is a wasteful number, since it uses less digits than its factorization.
23454453 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2072.
The product of its digits is 28800, while the sum is 30.
The square root of 23454453 is about 4842.9797645664. The cubic root of 23454453 is about 286.2475443304.
Adding to 23454453 its reverse (35445432), we get a palindrome (58899885).
The spelling of 23454453 in words is "twenty-three million, four hundred fifty-four thousand, four hundred fifty-three".
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