Base | Representation |
---|---|
bin | 101100000011… |
… | …1111100111001 |
3 | 1121110122221112 |
4 | 1120013330321 |
5 | 21403214431 |
6 | 2143050105 |
7 | 400233362 |
oct | 130077471 |
9 | 47418845 |
10 | 23101241 |
11 | 12049339 |
12 | 78a0935 |
13 | 4a2ab97 |
14 | 30d4b69 |
15 | 2064c2b |
hex | 1607f39 |
23101241 has 4 divisors (see below), whose sum is σ = 23144484. Its totient is φ = 23058000.
The previous prime is 23101219. The next prime is 23101279. The reversal of 23101241 is 14210132.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 16362025 + 6739216 = 4045^2 + 2596^2 .
It is a cyclic number.
It is not a de Polignac number, because 23101241 - 214 = 23084857 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (23100241) 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, 20810 + ... + 21891.
It is an arithmetic number, because the mean of its divisors is an integer number (5786121).
Almost surely, 223101241 is an apocalyptic number.
It is an amenable number.
23101241 is a deficient number, since it is larger than the sum of its proper divisors (43243).
23101241 is an equidigital number, since it uses as much as digits as its factorization.
23101241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 43242.
The product of its (nonzero) digits is 48, while the sum is 14.
The square root of 23101241 is about 4806.3750373852. The cubic root of 23101241 is about 284.8033567086.
Adding to 23101241 its reverse (14210132), we get a palindrome (37311373).
The spelling of 23101241 in words is "twenty-three million, one hundred one thousand, two hundred forty-one".
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