Base | Representation |
---|---|
bin | 101011111010… |
… | …0101000010101 |
3 | 1121022122101102 |
4 | 1113310220111 |
5 | 21343201401 |
6 | 2141235445 |
7 | 366453554 |
oct | 127645025 |
9 | 47278342 |
10 | 23022101 |
11 | 11aa4933 |
12 | 7862b85 |
13 | 4a00b5b |
14 | 30b3d9b |
15 | 204b56b |
hex | 15f4a15 |
23022101 has 4 divisors (see below), whose sum is σ = 23313600. Its totient is φ = 22730604.
The previous prime is 23022079. The next prime is 23022137. The reversal of 23022101 is 10122032.
It is a happy number.
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.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-23022101 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23022161) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 145631 + ... + 145788.
It is an arithmetic number, because the mean of its divisors is an integer number (5828400).
Almost surely, 223022101 is an apocalyptic number.
It is an amenable number.
23022101 is a deficient number, since it is larger than the sum of its proper divisors (291499).
23022101 is an equidigital number, since it uses as much as digits as its factorization.
23022101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 291498.
The product of its (nonzero) digits is 24, while the sum is 11.
The square root of 23022101 is about 4798.1351585798. The cubic root of 23022101 is about 284.4777591199.
Adding to 23022101 its reverse (10122032), we get a palindrome (33144133).
The spelling of 23022101 in words is "twenty-three million, twenty-two thousand, one hundred one".
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