Base | Representation |
---|---|
bin | 1100001000110… |
… | …1000101101111 |
3 | 10112210110202221 |
4 | 3002031011233 |
5 | 101013101201 |
6 | 5015100211 |
7 | 1155503230 |
oct | 302150557 |
9 | 115713687 |
10 | 50909551 |
11 | 26812110 |
12 | 15071667 |
13 | a7163c4 |
14 | 6a93087 |
15 | 47094a1 |
hex | 308d16f |
50909551 has 16 divisors (see below), whose sum is σ = 64044288. Its totient is φ = 39312000.
The previous prime is 50909527. The next prime is 50909567. The reversal of 50909551 is 15590905.
50909551 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 50909551 - 29 = 50909039 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50909581) 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 15 ways as a sum of consecutive naturals, for example, 5776 + ... + 11626.
It is an arithmetic number, because the mean of its divisors is an integer number (4002768).
Almost surely, 250909551 is an apocalyptic number.
50909551 is a deficient number, since it is larger than the sum of its proper divisors (13134737).
50909551 is a wasteful number, since it uses less digits than its factorization.
50909551 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5982.
The product of its (nonzero) digits is 10125, while the sum is 34.
The square root of 50909551 is about 7135.0929216094. The cubic root of 50909551 is about 370.6236159774.
It can be divided in two parts, 5090 and 9551, that added together give a palindrome (14641).
The spelling of 50909551 in words is "fifty million, nine hundred nine thousand, five hundred fifty-one".
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