Base | Representation |
---|---|
bin | 101100001001… |
… | …0011111111100 |
3 | 1121112212012122 |
4 | 1120102133330 |
5 | 21411110234 |
6 | 2144022112 |
7 | 400503341 |
oct | 130223774 |
9 | 47485178 |
10 | 23144444 |
11 | 12078844 |
12 | 7901938 |
13 | 4a4474b |
14 | 31067c8 |
15 | 207292e |
hex | 16127fc |
23144444 has 12 divisors (see below), whose sum is σ = 40593504. Its totient is φ = 11546304.
The previous prime is 23144441. The next prime is 23144447. The reversal of 23144444 is 44444132.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (23144441) and next prime (23144447).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23144441) 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, 4397 + ... + 8100.
It is an arithmetic number, because the mean of its divisors is an integer number (3382792).
Almost surely, 223144444 is an apocalyptic number.
It is an amenable number.
23144444 is a deficient number, since it is larger than the sum of its proper divisors (17449060).
23144444 is a wasteful number, since it uses less digits than its factorization.
23144444 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12964 (or 12962 counting only the distinct ones).
The product of its digits is 6144, while the sum is 26.
The square root of 23144444 is about 4810.8672814785. The cubic root of 23144444 is about 284.9807886917.
Adding to 23144444 its reverse (44444132), we get a palindrome (67588576).
The spelling of 23144444 in words is "twenty-three million, one hundred forty-four thousand, four hundred forty-four".
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