244
domain: N
Properties
Digital Properties
- Digit Count
- 3
- Digit Sum
- 10
- Digital Root
- 1
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 2
Divisibility
- Divisor Count
- 6
- Divisor Sum
- 434
- Proper Divisor Sum (Aliquot Sum)
- 190
- 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
- 120
- Möbius Function
- 0
- Radical
- 122
- Omega Function (Ω)
- 3
- 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
- 21
- Smith 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
- yes
- Odd
- no
Names
- German
- zweihundertvierundvierzig· ordinal: zweihundertvierundvierzigste
- English
- two hundred forty-four· ordinal: two hundred forty-fourth
- Spanish
- doscientos cuarenta y cuatro· ordinal: 244º
- French
- deux cent quarante-quatre· ordinal: deux cent quarante-quatrième
- Italian
- duecentoquarantaquattro· ordinal: 244º
- Latin
- ducenti quadraginta quattuor· ordinal: 244.
- Portuguese
- duzentos e quarenta e quatro· ordinal: 244º
Appears in sequences
- Numbers k such that (2k)^4 + 1 is prime.at n=58A000059
- Number of graphical partitions of 2n.at n=9A000569
- Number of partitions of n into prime parts.at n=38A000607
- Number of twin prime pairs < square of n-th prime.at n=29A000885
- Numbers n such that the sum of the squares of n consecutive positive odd numbers x^2 + (x+2)^2 + ... + (x+2n-2)^2 = k^2 for some integer k. The least values of x and k for each n are in A056131 and A056132, respectively.at n=17A001033
- a(n) = 8*a(n-1) - a(n-2); a(0) = 1, a(1) = 4.at n=3A001091
- sigma_5(n), the sum of the 5th powers of the divisors of n.at n=2A001160
- Squares written in base 6.at n=10A001741
- Primes multiplied by 4.at n=17A001749
- Solutions of a fifth-order probability difference equation.at n=13A001949
- v-pile positions of the 4-Wythoff game with i=3.at n=46A001968
- Number of 3 X (2n+1) zero-sum arrays with entries -n,...,0,...,n.at n=4A002047
- Numbers congruent to {2, 4, 8, 16} (mod 20).at n=49A002081
- Numbers k for which the rank of the elliptic curve y^2 = x^3 - k is 2.at n=32A002154
- Absolute value of Glaisher's beta'(2n+1).at n=26A002291
- a(n) = n^5 + 1.at n=4A002561
- a(n) = n^2*(16*n^4-20*n^2+7)/3.at n=1A002594
- A generalized partition function.at n=8A002600
- A generalized partition function.at n=5A002603
- Numbers k such that (k^2 + k + 1)/3 is prime.at n=35A002640