Base | Representation |
---|---|
bin | 101100100001… |
… | …0010001100011 |
3 | 1121220210122022 |
4 | 1121002101203 |
5 | 21433341011 |
6 | 2152132055 |
7 | 402250013 |
oct | 131022143 |
9 | 47823568 |
10 | 23340131 |
11 | 121a1871 |
12 | 799702b |
13 | 4ab2839 |
14 | 3157c43 |
15 | 20b08db |
hex | 1642463 |
23340131 has 4 divisors (see below), whose sum is σ = 23469264. Its totient is φ = 23211000.
The previous prime is 23340089. The next prime is 23340137. The reversal of 23340131 is 13104332.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 23340131 - 26 = 23340067 is a prime.
It is a super-2 number, since 2×233401312 = 1089523430194322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23340137) 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, 64295 + ... + 64656.
It is an arithmetic number, because the mean of its divisors is an integer number (5867316).
Almost surely, 223340131 is an apocalyptic number.
23340131 is a deficient number, since it is larger than the sum of its proper divisors (129133).
23340131 is a wasteful number, since it uses less digits than its factorization.
23340131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 129132.
The product of its (nonzero) digits is 216, while the sum is 17.
The square root of 23340131 is about 4831.1624895050. The cubic root of 23340131 is about 285.7817094807.
Adding to 23340131 its reverse (13104332), we get a palindrome (36444463).
The spelling of 23340131 in words is "twenty-three million, three hundred forty thousand, one hundred thirty-one".
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