Base | Representation |
---|---|
bin | 1011111011111… |
… | …1110010101011 |
3 | 10111012202021111 |
4 | 2332333302223 |
5 | 100304144101 |
6 | 4545051151 |
7 | 1145401513 |
oct | 276776253 |
9 | 114182244 |
10 | 50068651 |
11 | 26298356 |
12 | 14926ab7 |
13 | a4b0729 |
14 | 6914843 |
15 | 45e0251 |
hex | 2fbfcab |
50068651 has 4 divisors (see below), whose sum is σ = 50087304. Its totient is φ = 50050000.
The previous prime is 50068649. The next prime is 50068673. The reversal of 50068651 is 15686005.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15686005 = 5 ⋅3137201.
It is a cyclic number.
It is not a de Polignac number, because 50068651 - 21 = 50068649 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (50068691) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4450 + ... + 10951.
It is an arithmetic number, because the mean of its divisors is an integer number (12521826).
Almost surely, 250068651 is an apocalyptic number.
50068651 is a deficient number, since it is larger than the sum of its proper divisors (18653).
50068651 is a wasteful number, since it uses less digits than its factorization.
50068651 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18652.
The product of its (nonzero) digits is 7200, while the sum is 31.
The square root of 50068651 is about 7075.9205054890. The cubic root of 50068651 is about 368.5716810529.
The spelling of 50068651 in words is "fifty million, sixty-eight thousand, six hundred fifty-one".
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