Base | Representation |
---|---|
bin | 1100001000110… |
… | …1101010100111 |
3 | 10112210121000100 |
4 | 3002031222213 |
5 | 101013140121 |
6 | 5015115143 |
7 | 1155513141 |
oct | 302155247 |
9 | 115717010 |
10 | 50911911 |
11 | 26813966 |
12 | 15072ab3 |
13 | a7174bb |
14 | 6a93c91 |
15 | 470a026 |
hex | 308daa7 |
50911911 has 12 divisors (see below), whose sum is σ = 73724560. Its totient is φ = 33855840.
The previous prime is 50911901. The next prime is 50911921. The reversal of 50911911 is 11911905.
50911911 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (50911901) and next prime (50911921).
It is not a de Polignac number, because 50911911 - 210 = 50910887 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 (50911901) 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 11 ways as a sum of consecutive naturals, for example, 3235 + ... + 10596.
Almost surely, 250911911 is an apocalyptic number.
50911911 is a deficient number, since it is larger than the sum of its proper divisors (22812649).
50911911 is a wasteful number, since it uses less digits than its factorization.
50911911 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14246 (or 14243 counting only the distinct ones).
The product of its (nonzero) digits is 405, while the sum is 27.
The square root of 50911911 is about 7135.2582994591. The cubic root of 50911911 is about 370.6293428545.
The spelling of 50911911 in words is "fifty million, nine hundred eleven thousand, nine hundred eleven".
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