Base | Representation |
---|---|
bin | 1011111101011… |
… | …1110101010001 |
3 | 10111101202100112 |
4 | 2333113311101 |
5 | 100320321441 |
6 | 4551131105 |
7 | 1146261554 |
oct | 277276521 |
9 | 114352315 |
10 | 50167121 |
11 | 26355334 |
12 | 14973a95 |
13 | a5164b4 |
14 | 693c69b |
15 | 460e4eb |
hex | 2fd7d51 |
50167121 has 4 divisors (see below), whose sum is σ = 50915952. Its totient is φ = 49418292.
The previous prime is 50167081. The next prime is 50167151. The reversal of 50167121 is 12176105.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 12176105 = 5 ⋅2435221.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-50167121 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 (50167151) 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, 374315 + ... + 374448.
It is an arithmetic number, because the mean of its divisors is an integer number (12728988).
Almost surely, 250167121 is an apocalyptic number.
It is an amenable number.
50167121 is a deficient number, since it is larger than the sum of its proper divisors (748831).
50167121 is an equidigital number, since it uses as much as digits as its factorization.
50167121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 748830.
The product of its (nonzero) digits is 420, while the sum is 23.
The square root of 50167121 is about 7082.8751930272. The cubic root of 50167121 is about 368.8131460949.
The spelling of 50167121 in words is "fifty million, one hundred sixty-seven thousand, one hundred twenty-one".
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