3044
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
- 6
- Divisor Sum
- 5334
- Proper Divisor Sum (Aliquot Sum)
- 2290
- 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
- 1520
- Möbius Function
- 0
- Radical
- 1522
- 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
- 35
- 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
- Number of binary relations on n unlabeled points.at n=4A000595
- Squares written in base 6.at n=26A001741
- Related to representation as sums of squares.at n=9A002292
- Number of n-node trees with a forbidden limb of length 6.at n=14A002992
- Numbers that are the sum of 6 positive 6th powers.at n=24A003362
- a(n) = floor(1000*log(n)).at n=20A004240
- Number of points on surface of tetrahedron; coordination sequence for sodalite net (equals 2*n^2+2 for n > 0).at n=39A005893
- Coordination sequence T5 for Zeolite Code BOG.at n=39A008053
- Coordination sequence T2 for Zeolite Code LEV.at n=41A008128
- Coordination sequence T3 for Zeolite Code TON.at n=34A008243
- Coordination sequence for quartz.at n=31A008261
- Coordination sequence for NiAs(2), Ni position.at n=26A009946
- a(0) = 1, a(n) = 18*n^2 + 2 for n>0.at n=13A010008
- Phi(n) + 5 | sigma(n + 5).at n=34A015784
- The sequence m(n) in A022905.at n=33A022907
- "DHK[ 8 ]" (bracelet, identity, unlabeled, 8 parts) transform of 1,1,1,1,...at n=9A032249
- The number of partitions of {1..(11n)} that are invariant under a permutation consisting of n 11-cycles.at n=4A036081
- a(n)=(s(n)+5)/9, where s(n)=n-th base 9 palindrome that starts with 4.at n=34A043075
- Numbers k such that the string 5,2 occurs in the base 9 representation of k but not of k-1.at n=41A044298
- Numbers n such that string 4,4 occurs in the base 10 representation of n but not of n-1.at n=30A044376