2363
domain: N
Properties
Digital Properties
- Digit Count
- 4
- Digit Sum
- 14
- Digital Root
- 5
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 2
Divisibility
- Divisor Count
- 4
- Divisor Sum
- 2520
- Proper Divisor Sum (Aliquot Sum)
- 157
- 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
- 2208
- Möbius Function
- 1
- Radical
- 2363
- 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
- 58
- 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
- Numbers k such that phi(2k-1) < phi(2k), where phi is Euler's totient function A000010.at n=34A001836
- Number of steps to compute n-th prime in PRIMEGAME (fast version).at n=4A007546
- Coordination sequence T1 for Zeolite Code AFO.at n=32A008015
- Coordination sequence T1 for Zeolite Code MFI.at n=31A008161
- Coordination sequence T2 for Zeolite Code STI.at n=33A008235
- Super-3 Numbers (3n^3 contains substring '333' in its decimal expansion).at n=18A014569
- Number of distinct products ijk with 0 <= i,j,k <= n.at n=32A027426
- 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 47.at n=14A031545
- Number of partitions satisfying (cn(0,5) = 0 and cn(1,5) = cn(4,5)).at n=42A036818
- Number of partitions satisfying cn(1,5) + cn(4,5) <= cn(2,5) + cn(3,5).at n=29A039894
- Denominators of continued fraction convergents to sqrt(654).at n=8A042257
- Numbers k such that string 7,3 occurs in the base 8 representation of k but not of k-1.at n=40A044246
- Numbers n such that string 1,5 occurs in the base 9 representation of n but not of n-1.at n=33A044265
- Numbers n such that string 6,3 occurs in the base 10 representation of n but not of n-1.at n=25A044395
- Numbers n such that string 7,3 occurs in the base 8 representation of n but not of n+1.at n=40A044627
- Numbers k such that string 1,5 occurs in the base 9 representation of k but not of k+1.at n=33A044646
- Numbers n such that string 6,3 occurs in the base 10 representation of n but not of n+1.at n=25A044776
- Numbers whose base-5 representation contains exactly three 3's and one 4.at n=35A045305
- Discriminants of imaginary quadratic fields with class number 10 (negated).at n=37A046007
- Expansion of (Product_{j>=1} (1-(-x)^j) - 1)^17 in powers of x.at n=4A047642