4613
domain: N
Properties
Digital Properties
- Digit Count
- 4
- Digit Sum
- 14
- Digital Root
- 5
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 3
Divisibility
- Divisor Count
- 4
- Divisor Sum
- 5280
- Proper Divisor Sum (Aliquot Sum)
- 667
- 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
- 3948
- Möbius Function
- 1
- Radical
- 4613
- 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
- 152
- 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
- no
- Odd
- yes
Appears in sequences
- Number of graphs with n edges.at n=10A000664
- Coordination sequence T2 for Zeolite Code APD.at n=45A008035
- Coordination sequence T7 for Zeolite Code EUO.at n=42A008102
- Coordination sequence T3 for Zeolite Code VNI.at n=42A009909
- Coordination sequence T2 for Zeolite Code OSI.at n=44A016431
- Fibonacci sequence beginning 2, 11.at n=14A022115
- Number of partitions of n into parts not of forms 4*k+2, 20*k, 10*k+5.at n=45A036026
- Discriminants of real quadratic fields with class number 1 and related continued fraction period length of 10.at n=20A050959
- Nearest integer to log(n^n)^log(n).at n=11A062432
- Least m such that P - m is prime, where P is the n-th perfect number.at n=22A078097
- a(1)=4, then least semiprime > a(n-1) such that when all in the sequence are concatenated together they form a prime.at n=21A085703
- Solution to the merit factor problem.at n=64A091386
- The sum of the first n primes, minus n.at n=47A101301
- Expansion of sqrt((1-x+8*x^2)/(1-x)^3).at n=12A108781
- Composite numbers k such that k+d+1 is prime for all divisors d of k greater than 1.at n=31A120776
- Largest number not the sum of n distinct nonzero squares.at n=17A129210
- Expansion of q^(-3/4) * eta(q^2)^2 * eta(q^20) / (eta(q)^2 * eta(q^4)) in powers of q.at n=22A146163
- Total number of positive integers below 10^n requiring 2 positive biquadrates in their representation as sum of biquadrates.at n=7A186649
- n^2 + nextprime(n^2).at n=47A187409
- Number of nonnegative integer arrays of length n+2*7-2 with new values introduced in order 0 upwards and every value appearing only in runs of at least 7.at n=27A211699