Base | Representation |
---|---|
bin | 100100001010101011… |
… | …100010010001100101 |
3 | 10201020101211000212020 |
4 | 210022223202101211 |
5 | 1114012433443110 |
6 | 25501241013353 |
7 | 2543224423242 |
oct | 441253422145 |
9 | 121211730766 |
10 | 38833890405 |
11 | 1551879a702 |
12 | 7639484259 |
13 | 387b5c5a9b |
14 | 1c457805c9 |
15 | 1024442d70 |
hex | 90aae2465 |
38833890405 has 16 divisors (see below), whose sum is σ = 62234617920. Its totient is φ = 20677943808.
The previous prime is 38833890379. The next prime is 38833890499. The reversal of 38833890405 is 50409833883.
It is not a de Polignac number, because 38833890405 - 217 = 38833759333 is a prime.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2081932 + ... + 2100501.
It is an arithmetic number, because the mean of its divisors is an integer number (3889663620).
Almost surely, 238833890405 is an apocalyptic number.
It is an amenable number.
38833890405 is a deficient number, since it is larger than the sum of its proper divisors (23400727515).
38833890405 is a wasteful number, since it uses less digits than its factorization.
38833890405 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4183060.
The product of its (nonzero) digits is 2488320, while the sum is 51.
The spelling of 38833890405 in words is "thirty-eight billion, eight hundred thirty-three million, eight hundred ninety thousand, four hundred five".
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