Base | Representation |
---|---|
bin | 1001010000001… |
… | …0111011010011 |
3 | 2201000201100110 |
4 | 2110002323103 |
5 | 34413344144 |
6 | 3503452403 |
7 | 650605434 |
oct | 224027323 |
9 | 81021313 |
10 | 38809299 |
11 | 1a9a8001 |
12 | 10bb7103 |
13 | 806a8a9 |
14 | 522348b |
15 | 36190b9 |
hex | 2502ed3 |
38809299 has 4 divisors (see below), whose sum is σ = 51745736. Its totient is φ = 25872864.
The previous prime is 38809291. The next prime is 38809321. The reversal of 38809299 is 99290883.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99290883 = 3 ⋅33096961.
It is not a de Polignac number, because 38809299 - 23 = 38809291 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (38809291) 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, 6468214 + ... + 6468219.
It is an arithmetic number, because the mean of its divisors is an integer number (12936434).
Almost surely, 238809299 is an apocalyptic number.
38809299 is a deficient number, since it is larger than the sum of its proper divisors (12936437).
38809299 is a wasteful number, since it uses less digits than its factorization.
38809299 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12936436.
The product of its (nonzero) digits is 279936, while the sum is 48.
The square root of 38809299 is about 6229.7109884809. The cubic root of 38809299 is about 338.5674995411.
The spelling of 38809299 in words is "thirty-eight million, eight hundred nine thousand, two hundred ninety-nine".
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