Base | Representation |
---|---|
bin | 11101000110101… |
… | …01100100101111 |
3 | 122000101211012100 |
4 | 32203111210233 |
5 | 1000000110211 |
6 | 40120510143 |
7 | 6023123226 |
oct | 1643254457 |
9 | 560354170 |
10 | 244144431 |
11 | 1158a4363 |
12 | 6991b353 |
13 | 3b77237b |
14 | 245d3cbd |
15 | 16679156 |
hex | e8d592f |
244144431 has 6 divisors (see below), whose sum is σ = 352653080. Its totient is φ = 162762948.
The previous prime is 244144423. The next prime is 244144451. The reversal of 244144431 is 134441442.
It is not a de Polignac number, because 244144431 - 23 = 244144423 is a prime.
It is a super-2 number, since 2×2441444312 = 119213006376627522, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 244144395 and 244144404.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (244144451) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13563571 + ... + 13563588.
Almost surely, 2244144431 is an apocalyptic number.
244144431 is a deficient number, since it is larger than the sum of its proper divisors (108508649).
244144431 is a wasteful number, since it uses less digits than its factorization.
244144431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27127165 (or 27127162 counting only the distinct ones).
The product of its digits is 6144, while the sum is 27.
The square root of 244144431 is about 15625.1217915253. The cubic root of 244144431 is about 625.0032477698.
Adding to 244144431 its reverse (134441442), we get a palindrome (378585873).
The spelling of 244144431 in words is "two hundred forty-four million, one hundred forty-four thousand, four hundred thirty-one".
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