889
domain: N
Properties
Digital Properties
- Digit Count
- 3
- Digit Sum
- 25
- Digital Root
- 7
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 3
Divisibility
- Divisor Count
- 4
- Divisor Sum
- 1024
- Proper Divisor Sum (Aliquot Sum)
- 135
- 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
- 756
- Möbius Function
- 1
- Radical
- 889
- 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
- 147
- Smith 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
Names
- German
- achthundertneunundachtzig· ordinal: achthundertneunundachtzigste
- English
- eight hundred eighty-nine· ordinal: eight hundred eighty-ninth
- Spanish
- ochocientos ochenta y nueve· ordinal: 889º
- French
- huit cent quatre-vingt-neuf· ordinal: huit cent quatre-vingt-neufième
- Italian
- ottocentoottantanove· ordinal: 889º
- Latin
- octingenti octoginta novem· ordinal: 889.
- Portuguese
- oitocentos e oitenta e nove· ordinal: 889º
Appears in sequences
- Numbers in which every digit contains at least one loop (version 1).at n=43A001743
- Number of integer points in a certain quadrilateral scaled by a factor of n.at n=44A002789
- Numbers that are the sum of 8 positive 5th powers.at n=29A003353
- Divisors of 2^21 - 1.at n=5A003530
- Divisors of 2^42 - 1.at n=16A003547
- Symmetries in planted 3-trees on n+1 vertices.at n=10A003611
- Numbers that are a sum of distinct positive cubes in more than one way.at n=26A003998
- Tetrahedral numbers written backwards.at n=38A004161
- Sequence and first differences (A030124) together list all positive numbers exactly once.at n=37A005228
- Number of ways in which n identical balls can be distributed among 7 boxes in a row such that each pair of adjacent boxes contains at least 4 balls.at n=4A005340
- Hexagonal prism numbers: a(n) = (n + 1)*(3*n^2 + 3*n + 1).at n=6A005915
- Number of column-strict plane partitions of n.at n=10A005986
- Numbers whose sum of divisors is a square.at n=40A006532
- Coordination sequence T2 for Zeolite Code NON.at n=18A008213
- Coordination sequence T1 for Zeolite Code GIS.at n=22A008266
- Expansion of g.f.: x^4/((1-x)*(1-x^2)^2*(1-x^3)).at n=40A008763
- Expansion of (1+x^4)/((1-x)*(1-x^2)*(1-x^3)*(1-x^4)).at n=37A008765
- a(n) = lcm(d(n), sigma(n)).at n=63A009278
- Coordination sequence T4 for Zeolite Code CON.at n=21A009871
- a(n) = floor( n*(n-1)*(n-2)*(n-3)/27 ).at n=14A011937