Base | Representation |
---|---|
bin | 11101000111000… |
… | …00011111010111 |
3 | 122000111002112100 |
4 | 32203200133113 |
5 | 1000003023033 |
6 | 40121453143 |
7 | 6023400462 |
oct | 1643403727 |
9 | 560432470 |
10 | 244189143 |
11 | 115924a10 |
12 | 699411b3 |
13 | 3b789823 |
14 | 246062d9 |
15 | 16687513 |
hex | e8e07d7 |
244189143 has 24 divisors (see below), whose sum is σ = 385632000. Its totient is φ = 147666960.
The previous prime is 244189133. The next prime is 244189147. The reversal of 244189143 is 341981442.
It is a happy number.
It is not a de Polignac number, because 244189143 - 28 = 244188887 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 244189098 and 244189107.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (244189147) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 46930 + ... + 51872.
It is an arithmetic number, because the mean of its divisors is an integer number (16068000).
Almost surely, 2244189143 is an apocalyptic number.
244189143 is a deficient number, since it is larger than the sum of its proper divisors (141442857).
244189143 is a wasteful number, since it uses less digits than its factorization.
244189143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5459 (or 5456 counting only the distinct ones).
The product of its digits is 27648, while the sum is 36.
The square root of 244189143 is about 15626.5524988719. The cubic root of 244189143 is about 625.0413992844.
The spelling of 244189143 in words is "two hundred forty-four million, one hundred eighty-nine thousand, one hundred forty-three".
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