5703
domain: N
Properties
Digital Properties
- Digit Count
- 4
- Digit Sum
- 15
- Digital Root
- 6
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 1
Divisibility
- Divisor Count
- 4
- Divisor Sum
- 7608
- Proper Divisor Sum (Aliquot Sum)
- 1905
- 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
- 3800
- Möbius Function
- 1
- Radical
- 5703
- 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
- 54
- 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
- a(n) = Sum_{m=1..n} Sum_{k=1..m} prime(k).at n=21A014148
- 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 25.at n=23A031523
- Numbers with the property that all pairs of consecutive base-5 digits differ by more than 2.at n=44A032982
- Number of partitions of n such that cn(0,5) = cn(1,5) <= cn(2,5) = cn(4,5) <= cn(3,5).at n=63A036862
- a(n) = 1 + Sum_{i=1..n} phi(i)^2.at n=34A049454
- Numbers k such that 291*2^k + 1 is prime.at n=25A053362
- McKay-Thompson series of class 42d for Monster.at n=44A058678
- a(1) = 3, a(n) = a(n-1) + 4*(a(n-1)-floor(a(n-1)^(1/3))^3).at n=16A096297
- Indices of primes in the sequence defined by A(0) = 53, A(n) = 10*A(n-1) + 63 for n > 0.at n=18A101590
- Expansion of -x*(x^2+1)*(x+1)^2/((2*x^3+x^2-1)*(x^4+1)).at n=21A107852
- Last entry (and high point) in segment n of A079051.at n=30A117516
- Numbers n such that n^3 is zeroless pandigital.at n=20A124628
- Numbers k such that (k^3 + 2, n^3 + 4) is a twin prime pair.at n=33A178337
- Number of strings of numbers x(i=1..4) in 0..n with sum i^2*x(i) equal to n*16.at n=43A183955
- Differences between odd powers of 7 and the next smaller square.at n=4A201123
- (A209984)/4.at n=39A209985
- Number of primes up to 10^(n/4).at n=19A210518
- The Wiener index of the graph obtained by applying Mycielski's construction to the star graph K(1,n).at n=36A228318
- Number of compositions of n such that the minimum part is equal to 1 and the first 1 occurs before any maximum part in the composition.at n=14A238089
- Absolute discriminants of complex quadratic fields with 3-class rank 2.at n=3A242862