Base | Representation |
---|---|
bin | 1100000100010… |
… | …0001100101101 |
3 | 10112020022020002 |
4 | 3001010030231 |
5 | 100424022424 |
6 | 5004434045 |
7 | 1153120622 |
oct | 301041455 |
9 | 115208202 |
10 | 50610989 |
11 | 26628870 |
12 | 14b48925 |
13 | a640540 |
14 | 6a16349 |
15 | 469acae |
hex | 304432d |
50610989 has 32 divisors (see below), whose sum is σ = 63866880. Its totient is φ = 39398400.
The previous prime is 50610953. The next prime is 50611009. The reversal of 50610989 is 98901605.
It is a cyclic number.
It is not a de Polignac number, because 50610989 - 28 = 50610733 is a prime.
It is a super-2 number, since 2×506109892 = 5122944415116242, which contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50610949) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 264884 + ... + 265074.
It is an arithmetic number, because the mean of its divisors is an integer number (1995840).
Almost surely, 250610989 is an apocalyptic number.
It is an amenable number.
50610989 is a deficient number, since it is larger than the sum of its proper divisors (13255891).
50610989 is a wasteful number, since it uses less digits than its factorization.
50610989 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 341.
The product of its (nonzero) digits is 19440, while the sum is 38.
The square root of 50610989 is about 7114.1400745276. The cubic root of 50610989 is about 369.8976804971.
The spelling of 50610989 in words is "fifty million, six hundred ten thousand, nine hundred eighty-nine".
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