3046
domain: N
Properties
Digital Properties
- Digit Count
- 4
- Digit Sum
- 13
- Digital Root
- 4
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 1
Divisibility
- Divisor Count
- 4
- Divisor Sum
- 4572
- Proper Divisor Sum (Aliquot Sum)
- 1526
- 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
- 1522
- Möbius Function
- 1
- Radical
- 3046
- 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
- 35
- Smith Number
- yes
- 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
- Number of permutations of length n with one 3-sequence.at n=7A002629
- Coefficients of modular function g_2(tau).at n=7A003296
- Numbers that are the sum of 8 positive 6th powers.at n=32A003364
- Coordination sequence T1 for Zeolite Code ABW and ATN.at n=38A008000
- Coordination sequence T1 for Zeolite Code DFO.at n=42A009875
- a(n) = floor(binomial(n,3)/3).at n=39A011849
- Numbers with exactly 6 1's in their ternary expansion.at n=33A023697
- Position of n^3 + 9 in A024975.at n=29A024979
- Sequence A025513 divided by 2.at n=10A025514
- Numbers k such that k^2 is palindromic in base 3.at n=32A029984
- 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 54.at n=10A031552
- Numbers k such that the period of the continued fraction for sqrt(k) contains exactly 46 ones.at n=4A031814
- Digit sum of 'even' number equals digit sum of 'sum' and 'juxtaposition' of its prime factors (counted with multiplicity).at n=31A036926
- Numerators of continued fraction convergents to sqrt(244).at n=9A041456
- Numerators of continued fraction convergents to sqrt(367).at n=6A041694
- Base-7 palindromes that start with 1.at n=29A043015
- Numbers whose base-7 representation contains exactly four 1's.at n=19A043400
- Numbers n such that string 4,6 occurs in the base 10 representation of n but not of n-1.at n=33A044378
- Numbers n such that string 4,6 occurs in the base 10 representation of n but not of n+1.at n=33A044759
- Numbers whose base-5 representation contains exactly two 1's and three 4's.at n=8A045258