1046
domain: N
Properties
Digital Properties
- Digit Count
- 4
- Digit Sum
- 11
- Digital Root
- 2
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 1
Divisibility
- Divisor Count
- 4
- Divisor Sum
- 1572
- Proper Divisor Sum (Aliquot Sum)
- 526
- 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
- 522
- Möbius Function
- 1
- Radical
- 1046
- 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
- 124
- 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
- yes
- Odd
- no
Appears in sequences
- Coefficients of the 3rd-order mock theta function f(q).at n=57A000025
- Coefficient of q^(2n-1) in the series expansion of Ramanujan's mock theta function f(q).at n=28A000199
- a(n) = a(n-2) + a(n-5).at n=39A001687
- Expansion of (1+x^3)/((1-x)*(1-x^2)^2*(1-x^3)).at n=31A001973
- Fibonacci numbers written in base 7.at n=14A004690
- a(n) = ceiling(n*phi^7), where phi is the golden ratio, A001622.at n=36A004962
- Number of binary words of length n in which the ones occur only in blocks of length at least 4.at n=18A005253
- Expansion of critical exponent for walks on tetrahedral lattice.at n=8A007181
- Coordination sequence T3 for Zeolite Code GOO.at n=22A008113
- Coordination sequence T1 for Zeolite Code STI.at n=22A008234
- a(n) = ceiling(n^2/3).at n=56A008810
- If a, b in sequence, so is a*b+2.at n=40A009299
- a(0) = 1, a(n) = 29*n^2 + 2 for n>0.at n=6A010019
- Super-3 Numbers (3n^3 contains substring '333' in its decimal expansion).at n=7A014569
- Numbers k such that phi(k) + 3 | sigma(k + 3).at n=49A015782
- Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite MEI = ZSM-18 Nan[AlnSi34-nO68].28H2O (n=2.1-5.7) starting with a T3 atom.at n=10A019147
- Numbers k such that the continued fraction for sqrt(k) has period 26.at n=16A020365
- Least k such that b(k) = n, where b( ) is sequence A020944.at n=31A020948
- Sum of digits in n-th term of A022482.at n=20A022487
- Expansion of Product_{m>=1} (1+x^m)^3.at n=12A022568