6063
domain: N
Properties
Digital Properties
- Digit Count
- 4
- Digit Sum
- 15
- Digital Root
- 6
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 1
Divisibility
- Divisor Count
- 8
- Divisor Sum
- 8448
- Proper Divisor Sum (Aliquot Sum)
- 2385
- 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
- 3864
- Möbius Function
- -1
- Radical
- 6063
- 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
- no
- Narcissistic Number
- no
- Collatz Steps
- 142
- 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
- no
- Odd
- yes
Appears in sequences
- Numerators of continued fraction convergents to sqrt(919).at n=6A042776
- Number of isolated-pentagon (IPR) fullerenes with 2n vertices (or carbon atoms).at n=28A046880
- Triangle T(n,k) of number of strongly connected digraphs on n unlabeled nodes and with k arcs, k=0..n*(n-1).at n=55A057276
- a(n) = a(n-1) + 2*a(floor(n/2)) if n > 0, otherwise 1.at n=23A058039
- a(n) = 3*n^2 + 12*n.at n=42A067707
- Expansion of chi(x) / phi(x^2) in powers of x where phi(), chi() are Ramanujan theta functions.at n=41A085261
- One third of the sum of the first n primes, when an integer.at n=27A112270
- Square root of pi(A064523(n)).at n=12A115835
- Moessner triangle based on primes.at n=25A125312
- a(n) = least m such that m-th term of A128630 equals n.at n=11A128631
- Weak Goodstein sequence starting at 11.at n=27A137411
- A sequence of triples of squarefree consecutive integers each composed of exactly three primes.at n=20A165936
- Expansion of (1 - 2*x - sqrt(1 - 8*x + 8*x^2))/(2*x*(1-x)).at n=6A174347
- For any number n take the polynomial formed by the product of the terms (x-pi), where pi's are the prime factors of n. Then calculate the area between the minimum and the maximum value of the prime factors. This sequence lists the numbers for which the area is a positive integer.at n=39A203612
- Array: row n shows the coefficients of the characteristic polynomial of the n-th principal submatrix of (f(i,j)), where f(i,1)=f(1,j)=1, f(i,i)=2i-1; f(i,j)=0 otherwise; as in A204181.at n=27A204182
- Number of permutations in S_{n+2} containing an increasing subsequence of length n.at n=10A217200
- Number of permutations in S_n containing an increasing subsequence of length 10.at n=2A217677
- Indices of the start of 9 successive distinct digits in the decimal expansion of e (2.718281828...).at n=30A258167
- Number of partitions of n into parts that contain primes to odd powers only (A002035).at n=49A290369
- Wiener index for the n-Andrásfai graph.at n=28A292018