Base | Representation |
---|---|
bin | 11010100111110110000… |
… | …101110000011101000101 |
3 | 20110220020021211111001022 |
4 | 122213312011300131011 |
5 | 214433243342231000 |
6 | 3520242255440525 |
7 | 246114314522213 |
oct | 32476605603505 |
9 | 6426207744038 |
10 | 1829489805125 |
11 | 645978333764 |
12 | 256698526145 |
13 | 10369b9c5a38 |
14 | 64795169cb3 |
15 | 328c89a3585 |
hex | 1a9f6170745 |
1829489805125 has 36 divisors (see below), whose sum is σ = 2296471860228. Its totient is φ = 1455135412000.
The previous prime is 1829489805119. The next prime is 1829489805127. The reversal of 1829489805125 is 5215089849281.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in 6 ways, for example, as 1093241718724 + 736248086401 = 1045582^2 + 858049^2 .
It is not a de Polignac number, because 1829489805125 - 28 = 1829489804869 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1829489805127) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 4703058431 + ... + 4703058819.
Almost surely, 21829489805125 is an apocalyptic number.
It is an amenable number.
1829489805125 is a deficient number, since it is larger than the sum of its proper divisors (466982055103).
1829489805125 is an frugal number, since it uses more digits than its factorization.
1829489805125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1415 (or 705 counting only the distinct ones).
The product of its (nonzero) digits is 16588800, while the sum is 62.
The spelling of 1829489805125 in words is "one trillion, eight hundred twenty-nine billion, four hundred eighty-nine million, eight hundred five thousand, one hundred twenty-five".
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