3223
domain: N
Properties
Digital Properties
- Digit Count
- 4
- Digit Sum
- 10
- Digital Root
- 1
- Palindromic Number
- yes
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 3
Divisibility
- Divisor Count
- 4
- Divisor Sum
- 3528
- Proper Divisor Sum (Aliquot Sum)
- 305
- 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
- 2920
- Möbius Function
- 1
- Radical
- 3223
- 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
- 22
- 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
- Number of unlabeled rooted connected strength 3 Eulerian graphs with n nodes.at n=4A007133
- Coordination sequence T11 for Zeolite Code MFI.at n=36A008163
- Coordination sequence T1 for Zeolite Code NAT.at n=38A008203
- Coordination sequence T7 for Zeolite Code CON.at n=40A009874
- Positive integers n such that 2^n == -3 (mod n).at n=3A015940
- Cycle class sequence c(2n) (the number of true cycles of length 2n in which a certain node is included) for zeolite AFY = CoAPO-50 R3[Co3Al5P8O32].7H2O starting with a T1 atom.at n=5A018973
- Number of 2's in all partitions of n.at n=24A024786
- Number of down/up (initially descending) compositions of n.at n=20A025049
- Numbers k such that k divides the (left) concatenation of all numbers <= k written in base 12 (most significant digit on right and removing all least significant zeros before concatenation).at n=5A029529
- Palindromic lucky numbers.at n=21A031161
- Lucky numbers that are both palindromic and nonprime.at n=16A031880
- Lucky numbers with size of gaps equal to 10 (upper terms).at n=39A031893
- Numbers using only digits 2 and 3.at n=23A032810
- Base-10 palindromes that starts with 3.at n=14A043038
- Numbers n such that string 2,3 occurs in the base 10 representation of n but not of n-1.at n=35A044355
- Numbers n such that string 2,3 occurs in the base 10 representation of n but not of n+1.at n=35A044736
- Largest palindromic substring in 5^n.at n=25A046263
- Palindromes with exactly 2 prime factors (counted with multiplicity).at n=41A046328
- Palindromes with exactly 2 distinct prime factors.at n=38A046392
- Palindromes containing at least one pair of consecutive equal digits.at n=40A050785