5355
domain: N
Properties
Digital Properties
- Digit Count
- 4
- Digit Sum
- 18
- Digital Root
- 9
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 3
Divisibility
- Divisor Count
- 24
- Divisor Sum
- 11232
- Proper Divisor Sum (Aliquot Sum)
- 5877
- Abundant Number
- yes
- Perfect Number
- no
- Deficient Number
- no
- Highly Composite
- no
- Weird Number
- no
- Untouchable Number
- no
- Primitive Abundant
- yes
Derived Values
- Euler's Totient
- 2304
- Möbius Function
- 0
- Radical
- 1785
- Omega Function (Ω)
- 5
- Little Omega Function (ω)
- 4
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
- 98
- Smith Number
- no
- Vampire Number
- no
Primality
- Prime
- no
- Composite Number
- yes
- Semiprime
- no
- Squarefree Number
- no
- 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
- Numbers k such that 17*2^k + 1 is prime.at n=12A002259
- Divisors of 2^24 - 1.at n=51A003532
- Odd abundant numbers (odd numbers m whose sum of divisors exceeds 2m).at n=7A005231
- Odd primitive abundant numbers.at n=5A006038
- Coordination sequence T3 for Zeolite Code DDR.at n=46A008073
- Coordination sequence T1 for Zeolite Code NON.at n=44A008212
- a(n) = floor( n*(n-1)*(n-2)/8 ).at n=36A011890
- Orders of cyclotomic polynomials containing a coefficient the absolute value of which is >= 5.at n=19A013593
- Numbers k such that the period of the continued fraction for sqrt(k) contains exactly five 1's.at n=41A020441
- Prefix primes in base 8 (written in base 8).at n=38A024768
- dot_product(n,n-1,...2,1)*(7,8,...,n,1,2,3,4,5,6).at n=20A026066
- a(n) = T(n,n), where T is the array in A026148.at n=10A026151
- 9 times the triangular numbers A000217.at n=34A027468
- Numbers that, when expressed in base 7 and then interpreted in base 10, yield a multiple of the original number.at n=22A032549
- In A015922, not in A033553.at n=16A033554
- a(n) = floor(n^2/4)*(n/2).at n=35A034828
- Composites n such that A001414(n) is odd and divides n.at n=43A036346
- Number of partitions satisfying (cn(0,5) = cn(1,5) = cn(4,5) and cn(0,5) <= cn(2,5) and cn(0,5) <= cn(3,5)).at n=55A036824
- Numerators of continued fraction convergents to sqrt(112).at n=8A041202
- Numerators of continued fraction convergents to sqrt(448).at n=2A041852