2413
domain: N
Properties
Digital Properties
- Digit Count
- 4
- Digit Sum
- 10
- Digital Root
- 1
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 2
Divisibility
- Divisor Count
- 4
- Divisor Sum
- 2560
- Proper Divisor Sum (Aliquot Sum)
- 147
- 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
- 2268
- Möbius Function
- 1
- Radical
- 2413
- 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
- no
- Narcissistic Number
- no
- Collatz Steps
- 71
- 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
- Coordination sequence T1 for Zeolite Code AWW.at n=35A008045
- Coordination sequence T2 for Zeolite Code AWW.at n=35A008046
- Coordination sequence T2 for Zeolite Code -CLO.at n=43A009851
- Convolution of partition numbers and Catalan numbers.at n=8A014329
- a(1) = 1, a(n) = Sum_{k=1..n-1} Sum_{d|k} a(d).at n=11A014668
- First nontrivial or multidigital Armstrong number to base n.at n=17A016087
- Powers of fifth root of 20 rounded down.at n=13A018171
- Pseudoprimes to base 20.at n=14A020148
- Pseudoprimes to base 22.at n=22A020150
- Pseudoprimes to base 24.at n=14A020152
- Pseudoprimes to base 28.at n=18A020156
- Pseudoprimes to base 37.at n=38A020165
- Pseudoprimes to base 52.at n=10A020180
- Pseudoprimes to base 59.at n=18A020187
- Pseudoprimes to base 68.at n=37A020196
- Pseudoprimes to base 75.at n=21A020203
- Pseudoprimes to base 90.at n=8A020218
- Pseudoprimes to base 99.at n=30A020227
- Strong pseudoprimes to base 59.at n=7A020285
- Strong pseudoprimes to base 68.at n=13A020294