10361
domain: N
Properties
Digital Properties
- Digit Count
- 5
- Digit Sum
- 11
- Digital Root
- 2
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 1
Divisibility
- Divisor Count
- 4
- Divisor Sum
- 11172
- Proper Divisor Sum (Aliquot Sum)
- 811
- Abundant Number
- no
- Perfect Number
- no
- Deficient Number
- yes
- Weird Number
- no
- Untouchable Number
- no
- Primitive Abundant
- no
Derived Values
- Euler's Totient
- 9552
- Möbius Function
- 1
- Radical
- 10361
- 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
- 117
- 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
- Cubes written in base 9.at n=18A004639
- Decimal part of cube root of a(n) starts with 8: first term of runs.at n=20A034134
- Numerators of continued fraction convergents to sqrt(388).at n=5A041736
- Numbers k such that 285*2^k-1 is prime.at n=41A050901
- a(n) = A061086(n) / n.at n=18A061087
- a(n) = (15*n^2 + 5*n + 2)/2.at n=36A093500
- A transform of the Catalan numbers with a simple Hankel transform.at n=26A157127
- a(n) = 14*a(n-1)-43*a(n-2) for n > 1; a(0) = 1, a(1) = 11.at n=4A164553
- Partial sums of sequence A177342.at n=12A178073
- Number of binary arrays indicating the locations of trailing edge maxima of a random length-n 0..5 array extended with zeros and convolved with 1,4,6,4,1.at n=19A221996
- Number of non-equivalent ways to choose two points in an equilateral triangle grid of side n.at n=25A227327
- The largest possible element size for each perfect squared square order, otherwise 0 if perfect squared squares do not exist in that order.at n=36A228953
- Number of (n+3)X(2+3) 0..1 arrays with each row and column divisible by 13, read as a binary number with top and left being the most significant bits.at n=9A262483
- Semiprimes p*q such that p*q+p+q, p*q-(p+q), p*q+2*(p+q) and p*q-2*(p+q) are all primes.at n=18A356765