2348
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
- 6
- Divisor Sum
- 4116
- Proper Divisor Sum (Aliquot Sum)
- 1768
- 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
- 1172
- Möbius Function
- 0
- Radical
- 1174
- Omega Function (Ω)
- 3
- 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
- 120
- Smith Number
- no
- Vampire Number
- no
Primality
- Prime
- no
- Composite Number
- yes
- Semiprime
- no
- Squarefree Number
- no
- 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
- Cluster series for bond percolation problem on f.c.c. lattice.at n=3A003205
- Percolation series for directed square lattice.at n=19A006462
- Coordination sequence T2 for Zeolite Code AFY.at n=40A008030
- Coordination sequence T5 for Zeolite Code HEU.at n=32A008120
- Coordination sequence T8 for Zeolite Code MFS.at n=30A008180
- Coordination sequence T4 for Zeolite Code NES.at n=31A008208
- Expansion of 1/((1-2*x)^3*(1-x^2)^2).at n=6A011780
- Numbers k such that Fibonacci(k) == -3 (mod k).at n=33A023164
- 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 24.at n=21A031522
- Numbers whose set of base-5 digits is {3,4}.at n=32A032829
- Number of partitions of n with equal number of parts congruent to each of 1 and 3 (mod 4).at n=34A035544
- Number of partitions of 2n with equal number of parts congruent to each of 1 and 3 (mod 4).at n=17A035594
- Number of partitions satisfying cn(0,5) <= cn(1,5) + cn(4,5) + cn(2,5) and cn(0,5) <= cn(1,5) + cn(4,5) + cn(3,5).at n=26A039844
- Numerators of continued fraction convergents to sqrt(57).at n=7A041098
- Numbers having four 3's in base 5.at n=16A043364
- Numbers having three 4's in base 8.at n=19A043439
- Numbers n such that string 5,4 occurs in the base 8 representation of n but not of n-1.at n=40A044231
- Numbers k such that the string 8,8 occurs in the base 9 representation of k but not of k-1.at n=28A044331
- Numbers n such that string 4,8 occurs in the base 10 representation of n but not of n-1.at n=25A044380
- Numbers n such that string 5,4 occurs in the base 8 representation of n but not of n+1.at n=40A044612