5038
domain: N
Properties
Digital Properties
- Digit Count
- 4
- Digit Sum
- 16
- Digital Root
- 7
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 1
Divisibility
- Divisor Count
- 8
- Divisor Sum
- 8280
- Proper Divisor Sum (Aliquot Sum)
- 3242
- 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
- 2280
- Möbius Function
- -1
- Radical
- 5038
- Omega Function (Ω)
- 3
- 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
- 85
- 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
- Coordination sequence T1 for Zeolite Code TON.at n=44A008241
- Powers of fifth root of 21 rounded up.at n=14A018176
- Numbers m such that m^2 ends in 444.at n=20A039685
- Differences of two factorial numbers.at n=20A051949
- Discriminants of real quadratic fields with class number 2 and related continued fraction period length of 20.at n=39A051985
- Polynomial extrapolation of 2, 3, 5, 7, 11.at n=16A061165
- phi(n) + phi(reverse(n)) = sigma(n).at n=6A071846
- Least nontrivial multiple of the n-th prime beginning with 5.at n=49A078289
- Sum of first n 4-almost primes.at n=34A086046
- Numbers of the form p^3 + q^3, p, q primes.at n=23A086119
- Positive sums or differences of two cubes of primes.at n=46A086121
- a(n) is the square of the n-th partial sum minus the n-th partial sum of the squares, divided by a(n-1), for all n>=1, starting with a(0)=1, a(1)=4.at n=11A087957
- Numbers which are the sum of two positive cubes and divisible by 11.at n=11A101852
- Integers n such that 10^n-17 is prime.at n=12A108326
- Numbers n such that sum of n-th and (n+1)-st semiprimes is a square=q^2.at n=33A109311
- Positive integers that can be expressed as the difference between a factorial and a double factorial.at n=33A117125
- Sums of two distinct prime cubes.at n=17A120398
- 3-almost primes that are the sum of 2 positive cubes. Sums of 2 positive cubes, with the sums having exactly 3 prime divisors counted with multiplicity.at n=20A122732
- Number of partner-graph triangle-free perfect graphs on n nodes.at n=8A123444
- Sums of 2 cubes of distinct odd primes.at n=11A137632