3734
domain: N
Properties
Digital Properties
- Digit Count
- 4
- Digit Sum
- 17
- Digital Root
- 8
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 3
Divisibility
- Divisor Count
- 4
- Divisor Sum
- 5604
- Proper Divisor Sum (Aliquot Sum)
- 1870
- 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
- 1866
- Möbius Function
- 1
- Radical
- 3734
- 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
- 38
- Smith Number
- no
- Vampire 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
- yes
- Odd
- no
Appears in sequences
- Number of binary partitions: number of partitions of 2n into powers of 2.at n=39A000123
- Coordination sequence T4 for Zeolite Code DAC.at n=38A008070
- Coordination sequence T10 for Zeolite Code MFI.at n=39A008162
- Numbers k such that the continued fraction for sqrt(k) has period 58.at n=16A020397
- Numbers k such that the continued fraction for sqrt(k) has even period and if the last term of the periodic part is deleted the central term is 60.at n=11A031558
- Numbers k such that the period of the continued fraction for sqrt(k) contains exactly 30 ones.at n=19A031798
- Multiplicity of highest weight (or singular) vectors associated with character chi_101 of Monster module.at n=36A034489
- Numbers whose base-5 representation contains exactly two 1's and three 4's.at n=12A045258
- Numbers n such that n^2 contains exactly 8 different digits.at n=8A054036
- Integers for which the periodic part of the continued fraction for the square root of n begins with 9.at n=38A065012
- Number of nonisomorphic ways a loop can cross three roads meeting in a Y n times (orbits under symmetry group of order 6).at n=13A078105
- a(n) = 2*n^2 + n - 7.at n=43A100041
- Number of partitions of n which, as multisets, are nontrivial repetitions of a multiset.at n=55A108572
- Triangle read by rows: T(n,k) is the number of Motzkin paths of length n and having k UHD's, where U=(1,1),H=(1,0),D=(1,-1) (0<=k<=floor(n/3)).at n=48A114583
- Number of permutations of length n which avoid the patterns 1234, 1324, 1432.at n=7A116821
- Connell (3,5)-sum sequence (partial sums of the (3,5)-Connell sequence).at n=51A122796
- Numbers m such that all numbers 10*m+(odd single-digit number) and 100*m+(any 2-digit, digits coprime to 10) are composite.at n=23A163398
- Numbers n with property that n^2 is a sum of some 120 successive primes.at n=0A166262
- Semiprimes k such that k^2 - 7 and k^2 + 7 are also semiprime.at n=39A173087
- The magic constants of 6 X 6 magic squares composed of consecutive primes.at n=21A177434