Base | Representation |
---|---|
bin | 1011111000000… |
… | …0011011010011 |
3 | 10110201120020202 |
4 | 2332000123103 |
5 | 100222342412 |
6 | 4535325415 |
7 | 1143241025 |
oct | 276003323 |
9 | 113646222 |
10 | 49809107 |
11 | 26130357 |
12 | 1482086b |
13 | a41c55a |
14 | 6888015 |
15 | 458d3c2 |
hex | 2f806d3 |
49809107 has 4 divisors (see below), whose sum is σ = 49823856. Its totient is φ = 49794360.
The previous prime is 49809101. The next prime is 49809113. The reversal of 49809107 is 70190894.
49809107 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It is an interprime number because it is at equal distance from previous prime (49809101) and next prime (49809113).
It is a cyclic number.
It is not a de Polignac number, because 49809107 - 28 = 49808851 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (49809101) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 482 + ... + 9992.
It is an arithmetic number, because the mean of its divisors is an integer number (12455964).
Almost surely, 249809107 is an apocalyptic number.
49809107 is a deficient number, since it is larger than the sum of its proper divisors (14749).
49809107 is an equidigital number, since it uses as much as digits as its factorization.
49809107 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14748.
The product of its (nonzero) digits is 18144, while the sum is 38.
The square root of 49809107 is about 7057.5567302006. The cubic root of 49809107 is about 367.9337147271.
The spelling of 49809107 in words is "forty-nine million, eight hundred nine thousand, one hundred seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.031 sec. • engine limits •