9362
domain: N
Properties
Digital Properties
- Digit Count
- 4
- Digit Sum
- 20
- Digital Root
- 2
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 3
Divisibility
- Divisor Count
- 8
- Divisor Sum
- 14592
- Proper Divisor Sum (Aliquot Sum)
- 5230
- 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
- 4500
- Möbius Function
- -1
- Radical
- 9362
- 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
- yes
- Harshad Number
- no
- Narcissistic Number
- no
- Collatz Steps
- 47
- 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
- Numbers k such that 67*2^k+1 is prime.at n=27A032383
- Take list of squares, move left digit of each term to end of previous term.at n=45A032760
- Numbers whose set of base-8 digits is {2,3}.at n=30A032808
- a(n) = floor(2^(n+2)/7).at n=13A033138
- Base-4 digits are, in order, the first n terms of the periodic sequence with initial period 2, 1, 0.at n=6A037521
- Base-8 palindromes that start with 2.at n=36A043022
- Numbers whose base-5 representation contains exactly three 2's and three 4's.at n=9A045292
- Numbers that are repdigits in base 8.at n=30A048333
- Number of subsets of {1,2,3,...,n} that sum to 0 mod 14.at n=17A068035
- Expansion of 1/(1 - x - x^2 - 2*x^3).at n=14A077947
- Expansion of 1/(1+x-x^2+2*x^3).at n=14A077972
- a(n) = floor(sqrt{concatenation n,(n-1),...,3,2,1}).at n=7A095252
- Maximum number of different determinants that can be produced by permuting the elements of a 3 X 3 integer matrix with nonnegative entries <= n.at n=32A099834
- One seventh of the sum of the first n primes, when an integer.at n=23A112272
- Expansion of eta(q^4) * eta(q^28) / (eta(q) * eta(q^7)) in powers of q.at n=36A123648
- Numbers whose base-8 or octal representation is 22222222.......2.at n=5A125835
- Expansion of e.g.f.: A(x) = -(1 + LambertW(-log(1+x))/log(1+x))/x.at n=6A136461
- Number of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 1), (-1, 0, 0), (0, 1, 0), (1, -1, 1), (1, 0, -1)}.at n=9A148393
- a(n) + a(n+1) + a(n+2) = 2^n.at n=15A152732
- Twice 12-gonal numbers: a(n) = 2*n*(5*n-4).at n=31A152965