3052
domain: N
Properties
Digital Properties
- Digit Count
- 4
- Digit Sum
- 10
- Digital Root
- 1
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 1
Divisibility
- Divisor Count
- 12
- Divisor Sum
- 6160
- Proper Divisor Sum (Aliquot Sum)
- 3108
- 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
- 1296
- Möbius Function
- 0
- Radical
- 1526
- Omega Function (Ω)
- 4
- 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
- 154
- 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
- 10-gonal (or decagonal) numbers: a(n) = n*(4*n-3).at n=28A001107
- Continued fraction for cube root of 5.at n=18A002948
- High temperature series for spin-1/2 Ising surface susceptibility on square lattice.at n=5A003489
- Maximal matchings in rooted plane trees on n nodes.at n=7A007860
- Coordination sequence T3 for Zeolite Code MEI.at n=40A008148
- Coordination sequence T1 for feldspar.at n=37A008254
- Coordination sequence T2 for feldspar.at n=37A008255
- Coordination sequence T4 for Zeolite Code CON.at n=39A009871
- Coordination sequence for MgZn2, Mg position.at n=14A009939
- Number of parts in all partitions of n into distinct parts.at n=35A015723
- Numbers k such that k | 12^k + 12.at n=19A015904
- Pseudoprimes to base 9.at n=31A020138
- Pseudoprimes to base 25.at n=35A020153
- Sequence A025513 divided by 2.at n=16A025514
- a(n) = (d(n)-r(n))/2, where d = A026046 and r is the periodic sequence with fundamental period (0,1,0,1).at n=22A026047
- Even 10-gonal (or decagonal) numbers.at n=14A028994
- Numerators of continued fraction convergents to sqrt(878).at n=7A042696
- Numbers n such that string 5,2 occurs in the base 10 representation of n but not of n-1.at n=33A044384
- Numbers n such that string 5,2 occurs in the base 10 representation of n but not of n+1.at n=33A044765
- Numbers whose 4th power is the sum of two positive cubes in a nontrivial way.at n=35A051387