1417
domain: N
Properties
Digital Properties
- Digit Count
- 4
- Digit Sum
- 13
- Digital Root
- 4
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 3
Divisibility
- Divisor Count
- 4
- Divisor Sum
- 1540
- Proper Divisor Sum (Aliquot Sum)
- 123
- 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
- 1296
- Möbius Function
- 1
- Radical
- 1417
- Omega Function (Ω)
- 2
- Little Omega Function (ω)
- 2
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
- yes
- Narcissistic Number
- no
- Collatz Steps
- 78
- Smith Number
- no
- Vampire Number
- no
Primality
- Prime
- no
- Composite Number
- yes
- Semiprime
- yes
- 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
- no
- Odd
- yes
Appears in sequences
- Positions of remoteness 6 in Beans-Don't-Talk.at n=27A005694
- Number of solutions to k_1 + 2*k_2 + ... + n*k_n = 0, where k_i are from {-1,0,1}, i=1..n.at n=10A007576
- Coordination sequence T2 for Zeolite Code AFY.at n=31A008030
- Coordination sequence T2 for Zeolite Code -CHI.at n=24A009847
- a(n) = floor(n*(n-1)*(n-2)/21).at n=32A011903
- Numerators of coefficients in Taylor series expansion of log(cotan(x)*arcsin(x)).at n=5A012865
- Expansion of g.f. 1/((1-3*x)*(1-10*x)).at n=3A016145
- Coordination sequence T3 for Zeolite Code CGF.at n=26A019453
- Pseudoprimes to base 8.at n=25A020137
- Pseudoprimes to base 33.at n=10A020161
- Pseudoprimes to base 41.at n=22A020169
- Pseudoprimes to base 45.at n=13A020173
- Pseudoprimes to base 46.at n=21A020174
- Pseudoprimes to base 63.at n=8A020191
- Pseudoprimes to base 64.at n=49A020192
- Pseudoprimes to base 68.at n=27A020196
- Pseudoprimes to base 76.at n=28A020204
- Strong pseudoprimes to base 8.at n=4A020234
- Strong pseudoprimes to base 33.at n=2A020259
- Strong pseudoprimes to base 41.at n=7A020267