1750
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
- 3744
- Proper Divisor Sum (Aliquot Sum)
- 1994
- 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
- 600
- Möbius Function
- 0
- Radical
- 70
- Omega Function (Ω)
- 5
- 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
- 29
- Smith Number
- no
- Vampire 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
Appears in sequences
- Powers of ten written in base 8.at n=3A000468
- Erroneous version of A020554.at n=4A002719
- Impedances of an n-terminal network.at n=3A003130
- Degrees of irreducible representations of Higman-Sims group HS.at n=18A003908
- Degrees of irreducible representations of McLaughlin group McL.at n=8A003909
- Cubes written in base 8.at n=9A004638
- a(n) = (n-1)*n*(n+4)/6.at n=21A005581
- Coordination sequence T1 for Zeolite Code ANA.at n=27A008031
- Coordination sequence T2 for Zeolite Code LTN.at n=29A008141
- Coordination sequence T1 for feldspar.at n=28A008254
- Coordination sequence T2 for feldspar.at n=28A008255
- Theta series of A_6 lattice.at n=6A008446
- Coordination sequence for {A_4}* lattice.at n=7A008531
- Coordination sequence T2 for Zeolite Code -CLO.at n=37A009851
- a(n) = floor(n*(n-1)*(n-2)/17).at n=32A011899
- Numbers k that divide s(k), where s(1)=1, s(j)=6*s(j-1)+j.at n=46A014853
- Numbers whose base-7 representation is the juxtaposition of two identical strings.at n=34A020335
- Number of multigraphs on n labeled edges (without loops).at n=5A020554
- Convolution of A023532 and primes.at n=34A023606
- Numbers with exactly 3 0's in their base 5 expansion.at n=35A023724