2302
domain: N
Properties
Digital Properties
- Digit Count
- 4
- Digit Sum
- 7
- Digital Root
- 7
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 1
Divisibility
- Divisor Count
- 4
- Divisor Sum
- 3456
- Proper Divisor Sum (Aliquot Sum)
- 1154
- 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
- 1150
- Möbius Function
- 1
- Radical
- 2302
- 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
- 58
- 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
- a(n) = floor(1000*log(n)).at n=9A004240
- a(n) = ceiling(n*phi^8), where phi is the golden ratio, A001622.at n=49A004963
- Coordination sequence T5 for Zeolite Code DDR.at n=30A008075
- Coordination sequence T4 for Zeolite Code SGT.at n=30A008232
- a(n) = n^2 - 2.at n=47A008865
- a(0) = 1, a(n) = 23*n^2 + 2 for n>0.at n=10A010013
- Expansion of 1/(1-x^10-x^11-x^12-x^13-x^14-x^15-x^16-x^17-x^18).at n=63A017894
- Coordination sequence T3 for Zeolite Code CZP.at n=31A019458
- n-th composite is sum of first k composites for some k.at n=47A020642
- Number of partitions of n into 6 unordered relatively prime parts.at n=36A023026
- n written in fractional base 5/2.at n=52A024632
- Numbers whose least quadratic nonresidue (A020649) is 13.at n=4A025025
- 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 46.at n=14A031544
- Trajectory of 3 under map n->39n+1 if n odd, n->n/2 if n even.at n=3A037117
- Positive numbers having the same set of digits in base 4 and base 10.at n=19A037428
- Positive numbers having the same set of digits in base 5 and base 10.at n=18A037433
- Decimal expansion of a(n) is given by the first n terms of the periodic sequence with initial period 2,3,0.at n=3A037631
- Number of n-step self-avoiding paths on quadrant grid starting at quadrant origin.at n=9A038373
- Numbers whose base-7 representation contains exactly three 6's.at n=10A043419
- Numbers k such that string 6,6 occurs in the base 7 representation of k but not of k-1.at n=46A044186