Base | Representation |
---|---|
bin | 1100001010000… |
… | …1101010001101 |
3 | 10112221202100110 |
4 | 3002201222031 |
5 | 101023300210 |
6 | 5020550233 |
7 | 1156303662 |
oct | 302415215 |
9 | 115852313 |
10 | 50993805 |
11 | 2686a445 |
12 | 150b2379 |
13 | a745865 |
14 | 6ab5a69 |
15 | 4724420 |
hex | 30a1a8d |
50993805 has 16 divisors (see below), whose sum is σ = 81679680. Its totient is φ = 27166848.
The previous prime is 50993779. The next prime is 50993809. The reversal of 50993805 is 50839905.
It is not a de Polignac number, because 50993805 - 26 = 50993741 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50993809) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22609 + ... + 24761.
It is an arithmetic number, because the mean of its divisors is an integer number (5104980).
Almost surely, 250993805 is an apocalyptic number.
It is an amenable number.
50993805 is a deficient number, since it is larger than the sum of its proper divisors (30685875).
50993805 is a wasteful number, since it uses less digits than its factorization.
50993805 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3740.
The product of its (nonzero) digits is 48600, while the sum is 39.
The square root of 50993805 is about 7140.9946786145. The cubic root of 50993805 is about 370.8279608137.
The spelling of 50993805 in words is "fifty million, nine hundred ninety-three thousand, eight hundred five".
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