350
domain: N
Properties
Digital Properties
- Digit Count
- 3
- Digit Sum
- 8
- Digital Root
- 8
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 1
Divisibility
- Divisor Count
- 12
- Divisor Sum
- 744
- Proper Divisor Sum (Aliquot Sum)
- 394
- Abundant Number
- yes
- Perfect Number
- no
- Deficient Number
- no
- Highly Composite
- no
- Weird Number
- no
- Untouchable Number
- no
- Primitive Abundant
- no
Derived Values
- Euler's Totient
- 120
- Möbius Function
- 0
- Radical
- 70
- Omega Function (Ω)
- 4
- 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
- 81
- 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
- dreihundertfünfzig· ordinal: dreihundertfünfzigste
- English
- three hundred fifty· ordinal: three hundred fiftieth
- Spanish
- trescientos cincuenta· ordinal: 350º
- French
- trois cent cinquante· ordinal: trois cent cinquantième
- Italian
- trecentocinquanta· ordinal: 350º
- Latin
- trecenti quinquaginta· ordinal: 350.
- Portuguese
- trezentos e cinquenta· ordinal: 350º
Appears in sequences
- Number of signed trees with n nodes.at n=6A000060
- a(n) = n*(n+3)/2.at n=25A000096
- Number of oriented trees with n nodes.at n=6A000238
- Singular n X n (0,1)-matrices: the number of n X n (0,1)-matrices having distinct, nonzero ordered rows, but having at least two equal columns or at least one zero column.at n=2A000409
- Stirling numbers of the second kind, S(n,4).at n=3A000453
- Number of symmetrical planar partitions of n (planar partitions (A000219) that when regarded as 3-D objects have just one symmetry plane).at n=19A000784
- Stirling numbers of the second kind S(n+3, n).at n=4A001297
- Number of ways of making change for n cents using coins of 1, 2, 5, 10, 20, 50 cents.at n=46A001313
- Number of degree-n permutations of order exactly 3.at n=7A001471
- Numbers k for which the rank of the elliptic curve y^2 = x^3 + k is 2.at n=51A002155
- Largest Stirling numbers of second kind: a(n) = max_{k=1..n} S2(n,k).at n=6A002870
- Smallest integer m such that the product of every 3 consecutive integers > m has a prime factor > prime(n).at n=4A003032
- Beginnings of periodic unitary aliquot sequences.at n=27A003062
- Denominators of Van der Pol numbers.at n=4A003163
- Number of rooted trees with n vertices in which vertices at the same level have the same degree.at n=28A003238
- G.f.: (1 + x^4 + x^7 + 2*x^8 + x^9 + x^12 + x^16)/Product_{i=1..8} (1 - x^i).at n=16A003405
- a(n) = 10*binomial(2*n + 1, n - 4)/(n + 6).at n=3A003519
- Degrees of irreducible representations of alternating group A_10.at n=18A003865
- Degrees of irreducible representations of symmetric group S_10.at n=33A003874
- Degrees of irreducible representations of symmetric group S_10.at n=32A003874