Base | Representation |
---|---|
bin | 1011111111001… |
… | …0011010110101 |
3 | 10111121021201212 |
4 | 2333302122311 |
5 | 100332313041 |
6 | 4553331205 |
7 | 1150224215 |
oct | 277623265 |
9 | 114537655 |
10 | 50276021 |
11 | 2641a134 |
12 | 14a06b05 |
13 | a553c33 |
14 | 696a245 |
15 | 46318eb |
hex | 2ff26b5 |
50276021 has 4 divisors (see below), whose sum is σ = 53233452. Its totient is φ = 47318592.
The previous prime is 50276003. The next prime is 50276029. The reversal of 50276021 is 12067205.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 38613796 + 11662225 = 6214^2 + 3415^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-50276021 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 (50276029) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1478690 + ... + 1478723.
It is an arithmetic number, because the mean of its divisors is an integer number (13308363).
Almost surely, 250276021 is an apocalyptic number.
It is an amenable number.
50276021 is a deficient number, since it is larger than the sum of its proper divisors (2957431).
50276021 is a wasteful number, since it uses less digits than its factorization.
50276021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2957430.
The product of its (nonzero) digits is 840, while the sum is 23.
The square root of 50276021 is about 7090.5585816634. The cubic root of 50276021 is about 369.0798195925.
The spelling of 50276021 in words is "fifty million, two hundred seventy-six thousand, twenty-one".
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