Base | Representation |
---|---|
bin | 101100100110… |
… | …0010101010110 |
3 | 1121222220011100 |
4 | 1121030111112 |
5 | 21441200314 |
6 | 2153050530 |
7 | 402511104 |
oct | 131142526 |
9 | 47886140 |
10 | 23381334 |
11 | 1221a819 |
12 | 79b6a46 |
13 | 4ac8512 |
14 | 3168c74 |
15 | 20bcc09 |
hex | 164c556 |
23381334 has 12 divisors (see below), whose sum is σ = 50659596. Its totient is φ = 7793772.
The previous prime is 23381333. The next prime is 23381359. The reversal of 23381334 is 43318332.
It is a junction number, because it is equal to n+sod(n) for n = 23381298 and 23381307.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23381333) 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, 649464 + ... + 649499.
It is an arithmetic number, because the mean of its divisors is an integer number (4221633).
Almost surely, 223381334 is an apocalyptic number.
23381334 is an abundant number, since it is smaller than the sum of its proper divisors (27278262).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23381334 is a wasteful number, since it uses less digits than its factorization.
23381334 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1298971 (or 1298968 counting only the distinct ones).
The product of its digits is 5184, while the sum is 27.
The square root of 23381334 is about 4835.4249037701. The cubic root of 23381334 is about 285.9497768266.
Adding to 23381334 its reverse (43318332), we get a palindrome (66699666).
The spelling of 23381334 in words is "twenty-three million, three hundred eighty-one thousand, three hundred thirty-four".
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