4162
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
- 3
Divisibility
- Divisor Count
- 4
- Divisor Sum
- 6246
- Proper Divisor Sum (Aliquot Sum)
- 2084
- 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
- 2080
- Möbius Function
- 1
- Radical
- 4162
- 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
- 64
- 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
- Numbers that are the sum of 4 positive 6th powers.at n=16A003360
- Numbers that are the sum of at most 4 nonzero 6th powers.at n=41A004855
- Number of n-node vertex-transitive graphs which are not Cayley graphs.at n=26A006792
- Coordination sequence T5 for Zeolite Code BOG.at n=46A008053
- Coordination sequence T2 for Zeolite Code MFS.at n=40A008174
- Numbers k such that the continued fraction for sqrt(k) has period 40.at n=34A020379
- n written in fractional base 7/4.at n=37A024641
- a(n) = position of n^2 + (n+1)^2 + (n+2)^2 in A000408.at n=39A024802
- 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 64.at n=3A031562
- Digit sum of 'even' number equals digit sum of 'sum' and 'juxtaposition' of its prime factors (counted with multiplicity).at n=43A036926
- Positive numbers having the same set of digits in base 3 and base 8.at n=33A037420
- Positive numbers having the same set of digits in base 4 and base 8.at n=43A037426
- Coordination sequence T16 for Zeolite Code STT.at n=43A038425
- Denominators of continued fraction convergents to sqrt(509).at n=9A041973
- a(n)=(s(n)+6)/10, where s(n)=n-th base 10 palindrome that starts with 4.at n=38A043083
- Numbers whose base-8 representation has exactly 5 runs.at n=1A043627
- Numbers whose base-4 representation contains exactly four 0's and two 1's.at n=17A045035
- Numbers whose base-4 representation contains exactly four 0's and one 2.at n=33A045058
- Numbers whose base-4 representation contains exactly four 0's and no 3's.at n=35A045081
- Starting positions of strings of 2 6's in the decimal expansion of Pi.at n=38A050245