3190
domain: N
Properties
Digital Properties
- Digit Count
- 4
- Digit Sum
- 13
- Digital Root
- 4
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 1
Divisibility
- Divisor Count
- 16
- Divisor Sum
- 6480
- Proper Divisor Sum (Aliquot Sum)
- 3290
- Abundant Number
- yes
- Perfect Number
- no
- Deficient Number
- no
- Highly Composite
- no
- Weird Number
- no
- Untouchable Number
- no
- Primitive Abundant
- yes
Derived Values
- Euler's Totient
- 1120
- Möbius Function
- 1
- Radical
- 3190
- Omega Function (Ω)
- 4
- Little Omega Function (ω)
- 4
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
- yes
- Harshad Number
- no
- Narcissistic Number
- no
- Collatz Steps
- 74
- Smith Number
- no
- Vampire Number
- no
Primality
- Prime
- no
- Composite Number
- yes
- Semiprime
- no
- 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
- yes
- Odd
- no
Appears in sequences
- 4-dimensional figurate numbers: a(n) = (6*n-2)*binomial(n+2,3)/4.at n=9A002419
- Numbers that are the sum of 4 positive 5th powers.at n=35A003349
- Number of Hamiltonian paths in P_3 X P_n.at n=8A003685
- Primitive pseudoperfect numbers.at n=46A006036
- Primitive nondeficient numbers.at n=36A006039
- a(n) = a(n-1) + 2*a(n-2) + (-1)^n.at n=12A006904
- Coordination sequence T3 for Zeolite Code FER.at n=35A008108
- Coordination sequence T2 for Milarite.at n=35A008257
- Base-7 Armstrong or narcissistic numbers (written in base 10).at n=14A010350
- a(n) = (d(n)-r(n))/5, where d = A026054 and r is the periodic sequence with fundamental period (3,3,0,0,4).at n=40A026056
- Numbers whose set of base-9 digits is {3,4}.at n=23A032833
- Number of partitions of n into parts not of the form 23k, 23k+11 or 23k-11. Also number of partitions with at most 10 parts of size 1 and differences between parts at distance 10 are greater than 1.at n=28A035999
- G.f.: 1/((1-x)*(1-x^2))^5.at n=8A038165
- Sums of 6 distinct powers of 3.at n=19A038468
- Future of the smallest-perizeroin komet in Kimberling's expulsion array (A035486).at n=26A038807
- Number of partitions satisfying cn(0,5) + cn(1,5) + cn(4,5) <= cn(2,5) and cn(0,5) + cn(1,5) + cn(4,5) <= cn(3,5).at n=40A039906
- Base-9 palindromes that start with 4.at n=14A043031
- Numbers having three 6's in base 8.at n=7A043447
- Numbers k such that string 1,9 occurs in the base 10 representation of k but not of k-1.at n=35A044351
- Numbers n such that string 9,0 occurs in the base 10 representation of n but not of n-1.at n=34A044422