Base | Representation |
---|---|
bin | 101011111010… |
… | …0001000001001 |
3 | 1121022112120010 |
4 | 1113310020021 |
5 | 21343120131 |
6 | 2141222133 |
7 | 366444552 |
oct | 127641011 |
9 | 47275503 |
10 | 23020041 |
11 | 11aa3330 |
12 | 7861949 |
13 | 49ccc35 |
14 | 30b3329 |
15 | 204ab46 |
hex | 15f4209 |
23020041 has 16 divisors (see below), whose sum is σ = 33663168. Its totient is φ = 13876800.
The previous prime is 23020013. The next prime is 23020051. The reversal of 23020041 is 14002032.
It is not a de Polignac number, because 23020041 - 25 = 23020009 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 23019999 and 23020026.
It is not an unprimeable number, because it can be changed into a prime (23020051) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4731 + ... + 8271.
It is an arithmetic number, because the mean of its divisors is an integer number (2103948).
Almost surely, 223020041 is an apocalyptic number.
It is an amenable number.
23020041 is a deficient number, since it is larger than the sum of its proper divisors (10643127).
23020041 is a wasteful number, since it uses less digits than its factorization.
23020041 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3752.
The product of its (nonzero) digits is 48, while the sum is 12.
The square root of 23020041 is about 4797.9204870444. The cubic root of 23020041 is about 284.4692739160.
Adding to 23020041 its reverse (14002032), we get a palindrome (37022073).
Subtracting from 23020041 its reverse (14002032), we obtain a square (9018009 = 30032).
The spelling of 23020041 in words is "twenty-three million, twenty thousand, forty-one".
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