8194
domain: N
Properties
Digital Properties
- Digit Count
- 4
- Digit Sum
- 22
- Digital Root
- 4
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 4
Divisibility
- Divisor Count
- 8
- Divisor Sum
- 13068
- Proper Divisor Sum (Aliquot Sum)
- 4874
- Abundant Number
- no
- Perfect Number
- no
- Deficient Number
- yes
- Highly Composite
- no
- Weird Number
- no
- Untouchable Number
- no
- Primitive Abundant
- no
Derived Values
- Euler's Totient
- 3840
- Möbius Function
- -1
- Radical
- 8194
- Omega Function (Ω)
- 3
- Little Omega Function (ω)
- 3
Special
- Factorial
- no
- Catalan Number
- no
- Bell Number
- no
- Motzkin Number
- no
- Primorial
- no
Figurate Numbers
- Fibonacci Number
- no
- Triangular Number
- no
- Perfect Square
- no
- Perfect Cube
- no
- Pentagonal Number
- no
- Hexagonal Number
- no
- Lucas Number
- no
- Tetrahedral Number
- no
- Pell Number
- no
- Tribonacci Number
- no
- Pronic Number
- no
Recreational
- Happy Number
- no
- Harshad Number
- no
- Narcissistic Number
- no
- Collatz Steps
- 114
- Smith Number
- no
- Vampire Number
- no
Primality
- Prime
- no
- Composite Number
- yes
- Semiprime
- no
- Squarefree Number
- yes
- Prime Power
- no
- Prime Factorization
- no
- Twin Prime
- no
- Mersenne Prime
- no
- Sophie Germain Prime
- no
- Safe Prime
- no
- Powerful Number
- no
- Achilles Number
- no
- Perfect Power
- no
- Smooth Number
- no
- Carmichael Number
- no
Classification
- Even
- yes
- Odd
- no
Appears in sequences
- Numbers that are the sum of 4 positive 6th powers.at n=25A003360
- Numbers that are the sum of 10 positive 10th powers.at n=8A004810
- Numbers that are the sum of 6 positive 11th powers.at n=4A004817
- Numbers that are the sum of at most 6 positive 11th powers.at n=24A004912
- Numbers that are the sum of at most 7 positive 11th powers.at n=28A004913
- Numbers that are the sum of at most 8 positive 11th powers.at n=32A004914
- Numbers that are the sum of at most 11 positive 11th powers.at n=44A004917
- Coordination sequence for body-centered tetragonal lattice.at n=32A008527
- a(0) = 1, a(n) = 32*n^2 + 2 for n > 0.at n=16A010021
- Numbers k such that k^2 is palindromic in base 16.at n=19A029733
- Numbers k such that the continued fraction for sqrt(k) has even period and if the last term of the periodic part is deleted the central term is 90.at n=6A031588
- a(n) = 2 + 2^(n+1)*(n-1).at n=9A036799
- Number of ways to partition a 2-colored labeled set into identical subsets.at n=12A038042
- Number of partitions satisfying cn(2,5) <= cn(0,5) + cn(3,5) and cn(2,5) <= cn(0,5) + cn(4,5) and cn(3,5) <= cn(0,5) + cn(1,5) and cn(3,5) <= cn(0,5) + cn(4,5).at n=37A039875
- Base-4 palindromes that start with 2.at n=42A043004
- Base-8 palindromes that start with 2.at n=18A043022
- Numbers having three 0's in base 8.at n=36A043423
- Binary encoding of semiprimes (A001358).at n=42A048623
- Binary encoding of A006881, numbers with two distinct prime divisors.at n=37A048639
- Number of conjugacy classes in Clifford group CL(n).at n=13A049332