Base | Representation |
---|---|
bin | 1100000110111… |
… | …1111011011101 |
3 | 10112120101221011 |
4 | 3001233323131 |
5 | 101000240414 |
6 | 5012335221 |
7 | 1154465056 |
oct | 301577335 |
9 | 115511834 |
10 | 50790109 |
11 | 267403a7 |
12 | 15014511 |
13 | a6a3c26 |
14 | 6a6172d |
15 | 46d3dc4 |
hex | 306fedd |
50790109 has 4 divisors (see below), whose sum is σ = 50819680. Its totient is φ = 50760540.
The previous prime is 50790083. The next prime is 50790119. The reversal of 50790109 is 90109705.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 50790109 - 29 = 50789597 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 (50790119) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12039 + ... + 15700.
It is an arithmetic number, because the mean of its divisors is an integer number (12704920).
Almost surely, 250790109 is an apocalyptic number.
It is an amenable number.
50790109 is a deficient number, since it is larger than the sum of its proper divisors (29571).
50790109 is a wasteful number, since it uses less digits than its factorization.
50790109 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29570.
The product of its (nonzero) digits is 2835, while the sum is 31.
The square root of 50790109 is about 7126.7179683217. The cubic root of 50790109 is about 370.3335414548. Note that the first 3 decimals are identical.
The spelling of 50790109 in words is "fifty million, seven hundred ninety thousand, one hundred nine".
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