Base | Representation |
---|---|
bin | 1011111011101… |
… | …1001010011001 |
3 | 10111011210021012 |
4 | 2332323022121 |
5 | 100303042224 |
6 | 4544423305 |
7 | 1145262314 |
oct | 276731231 |
9 | 114153235 |
10 | 50049689 |
11 | 26285088 |
12 | 14917b35 |
13 | a4a4c01 |
14 | 690b97b |
15 | 45d980e |
hex | 2fbb299 |
50049689 has 8 divisors (see below), whose sum is σ = 51321600. Its totient is φ = 48786496.
The previous prime is 50049677. The next prime is 50049691. The reversal of 50049689 is 98694005.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 50049689 - 24 = 50049673 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (50049619) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10337 + ... + 14385.
It is an arithmetic number, because the mean of its divisors is an integer number (6415200).
Almost surely, 250049689 is an apocalyptic number.
It is an amenable number.
50049689 is a deficient number, since it is larger than the sum of its proper divisors (1271911).
50049689 is a wasteful number, since it uses less digits than its factorization.
50049689 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4359.
The product of its (nonzero) digits is 77760, while the sum is 41.
The square root of 50049689 is about 7074.5804822618. The cubic root of 50049689 is about 368.5251466877.
Subtracting 50049689 from its reverse (98694005), we obtain a triangular number (48644316 = T9863).
The spelling of 50049689 in words is "fifty million, forty-nine thousand, six hundred eighty-nine".
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