604
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
- 1
Divisibility
- Divisor Count
- 6
- Divisor Sum
- 1064
- Proper Divisor Sum (Aliquot Sum)
- 460
- 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
- 300
- Möbius Function
- 0
- Radical
- 302
- 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
- 17
- 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
- sechshundertvier· ordinal: sechshundertvierste
- English
- six hundred four· ordinal: six hundred fourth
- Spanish
- seiscientos cuatro· ordinal: 604º
- French
- six cent quatre· ordinal: six cent quatrième
- Italian
- seicentoquattro· ordinal: 604º
- Latin
- sescenti quattuor· ordinal: 604.
- Portuguese
- seiscentos e quatro· ordinal: 604º
Appears in sequences
- Numbers beginning with letter 's' in English.at n=28A000870
- Number of combinatorial types of simplicial n-dimensional polytopes with n+3 nodes.at n=10A000943
- Numbers n such that every digit contains a loop (version 2).at n=51A001744
- Primes multiplied by 4.at n=35A001749
- Sum of totient function: a(n) = Sum_{k=1..n} phi(k), cf. A000010.at n=44A002088
- Numbers k such that (k^2 + k + 1)/21 is prime.at n=30A002644
- Number of partitions of n into parts 5k+2 or 5k+3.at n=49A003106
- Triangular numbers written backwards.at n=28A004158
- Tetrahedral numbers written backwards.at n=28A004161
- Number of partitions of 1/n into 3 reciprocals of positive integers.at n=39A004194
- Least positive unitary linear combination of distinct numbers in row n of Pascal's triangle; i.e., least positive sum of form d(0)C(n-1,0) + d(1)C(n-1,1) + ...+ d(m)C(n-1,m), d(i)=+-1, m = floor((n+1)/2).at n=21A004795
- Truncated square numbers: 7*n^2 + 4*n + 1.at n=9A005892
- Number of nonseparable tree-rooted planar maps with n + 3 edges and 4 vertices.at n=2A006412
- General partition graphs on n vertices.at n=7A007269
- Add 5, then reverse digits!.at n=20A007397
- Moebius transform of Fibonacci numbers.at n=14A007436
- Some permutation of digits is a cube.at n=28A007939
- Noncubes such that some permutation of digits is a cube.at n=20A007940
- Some nontrivial permutation of digits is a cube.at n=23A007941
- Coordination sequence occurring in Zeolite Codes AFG, CAN, LIO, LOS.at n=17A008013