3374
domain: N
Properties
Digital Properties
- Digit Count
- 4
- Digit Sum
- 17
- Digital Root
- 8
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 3
Divisibility
- Divisor Count
- 8
- Divisor Sum
- 5808
- Proper Divisor Sum (Aliquot Sum)
- 2434
- 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
- 1440
- Möbius Function
- -1
- Radical
- 3374
- 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
- 43
- 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
- x^3 + n*y^3 = 1 is solvable.at n=47A005988
- Consider a 2-D cellular automaton generated by the Schrandt-Ulam rule of A170896, but confined to a semi-infinite strip of width n, starting with one ON cell at the top left corner; a(n) is the period of the resulting structure.at n=39A006447
- Coordination sequence T5 for Zeolite Code EUO.at n=36A008100
- Coordination sequence T4 for Zeolite Code NON.at n=35A008215
- Coordination sequence T2 for Cordierite.at n=35A008252
- a(n) = floor(n*(n-1)*(n-2)/15).at n=38A011897
- Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite NON = Nonasil-[ 4158 ] [Si88O176].4R starting with a T5 atom.at n=11A019211
- 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 58.at n=1A031556
- Numbers k such that 247*2^k+1 is prime.at n=18A032500
- Numbers whose base-15 expansion has no run of digits with length < 2.at n=27A033028
- Gaps of 7 in sequence A038593 (upper terms).at n=16A038654
- Numbers ending with '4' that are the difference of two positive cubes.at n=9A038859
- Numbers n such that string 7,4 occurs in the base 10 representation of n but not of n-1.at n=36A044406
- Numbers n such that string 7,4 occurs in the base 10 representation of n but not of n+1.at n=36A044787
- Numbers whose base-5 representation contains exactly two 1's and three 4's.at n=10A045258
- a(n) in base 15 is a repdigit.at n=42A048339
- Discriminants of real quadratic fields with class number 2 and related continued fraction period length of 16.at n=30A051981
- Numbers k such that k^14 == 1 (mod 15^3).at n=3A056087
- Coordination sequence T2 for Zeolite Code SAS.at n=44A057313
- Even numbers k such that k/2 is nonprime and sigma(k+1) > sigma(k).at n=32A067827