4330
domain: N
Properties
Digital Properties
- Digit Count
- 4
- Digit Sum
- 10
- Digital Root
- 1
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 1
Divisibility
- Divisor Count
- 8
- Divisor Sum
- 7812
- Proper Divisor Sum (Aliquot Sum)
- 3482
- 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
- 1728
- Möbius Function
- -1
- Radical
- 4330
- Omega Function (Ω)
- 3
- Little Omega Function (ω)
- 3
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
- yes
- Narcissistic Number
- no
- Collatz Steps
- 46
- Smith Number
- no
- Vampire Number
- no
Primality
- Prime
- no
- Composite Number
- yes
- Semiprime
- no
- 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
- Expansion of 1/((1-x)^3*(1-x^2)^2*(1-x^3)).at n=18A002625
- Coordination sequence T3 for Zeolite Code BRE.at n=43A008060
- Coordination sequence T3 for Zeolite Code NES.at n=42A008207
- Numbers k such that the continued fraction for sqrt(k) has period 25.at n=16A020364
- Number of compositions into sums of cubes.at n=44A023358
- Numbers with exactly five distinct base-8 digits.at n=28A031985
- Numerators of continued fraction convergents to sqrt(93).at n=7A041166
- Integers k such that in the list of divisors of k (in base 5), each digit 0-4 appears equally often.at n=13A045869
- Coordination sequence for ReO_3 net with respect to oxygen atom O_1.at n=38A066394
- Numbers n such that [A070080(n), A070081(n), A070082(n)] is an integer triangle with integer area, having relatively prime side lengths.at n=35A070143
- Numbers k such that [A070080(k), A070081(k), A070082(k)] is an obtuse integer triangle with integer area.at n=26A070147
- Numbers k such that [A070080(k), A070081(k), A070082(k)] is an integer Heronian triangle having triangular area.at n=12A070148
- Numbers n such that [A070080(n), A070081(n), A070082(n)] is an integer triangle with integer inradius.at n=33A070209
- a(n) = sum of the first n upper twin primes.at n=23A086168
- a(n) = A063416(n)/7.at n=39A088409
- a(n) = 3*n^2 - 2.at n=37A100536
- Positive integers n such that n^14 + 1 is semiprime (A001358).at n=23A104335
- Largest member z of a triple 0<x<y<z such that z^2-y^2, z^2-x^2 and y^2-x^2 are perfect squares.at n=23A111105
- Number of partitions of n such that even parts occur at most once and odd parts occur at most twice.at n=43A118246
- a(n) = (-4 + (-2)^n + 2*3^(n+1))/3 - [n=0].at n=7A120656