10590
domain: N
Properties
Digital Properties
- Digit Count
- 5
- Digit Sum
- 15
- Digital Root
- 6
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 1
Divisibility
- Divisor Count
- 16
- Divisor Sum
- 25488
- Proper Divisor Sum (Aliquot Sum)
- 14898
- Abundant Number
- yes
- Perfect Number
- no
- Deficient Number
- no
- Weird Number
- no
- Untouchable Number
- no
- Primitive Abundant
- no
Derived Values
- Euler's Totient
- 2816
- Möbius Function
- 1
- Radical
- 10590
- Omega Function (Ω)
- 4
- Little Omega Function (ω)
- 4
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
- yes
- Narcissistic Number
- no
- Collatz Steps
- 148
- 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
- Number of 2's in n-th term of A006711.at n=36A022478
- Sums of five consecutive squares: a(n) = n^2 + (n+1)^2 + (n+2)^2 + (n+3)^2 + (n+4)^2.at n=44A027578
- Numbers with exactly 4 distinct palindromic prime factors.at n=22A046402
- Numbers n such that phi(n+1) = 3*phi(n).at n=30A067143
- a(n) = 3*n^3 + 2*n^2 + n.at n=15A067389
- Number of squares on infinite half chessboard at <=n knight moves from a fixed point on the diagonal.at n=39A098499
- Numbers n such that p(12n) is prime, where p(n) is the number of partitions of n.at n=20A115214
- Number of line segments connecting exactly 10 points in an n x n grid of points.at n=39A177726
- Number of nondecreasing arrangements of 4 numbers in -(n+2)..(n+2) with sum zero.at n=32A188212
- Number of equivalence classes of compositions of n where two compositions a,b are considered equivalent if the summands of a can be permuted into the summands of b with an even number of transpositions.at n=33A218004
- Numbers n for which n' + n and n' - n are both prime, n' being the arithmetic derivative of n.at n=28A229272
- Numbers k such that Bernoulli number B_{k} has denominator 14322.at n=11A295588
- Positive numbers k such that -k, -(k + 1), and -(k + 2) are 3 consecutive negative negaFibonacci-Niven numbers (A331088).at n=29A331090
- Numbers that are the sum of eight fifth powers in two or more ways.at n=32A345610
- Numbers that are the sum of eight fifth powers in exactly two ways.at n=32A346327
- a(1) = 1; a(n) = a(n-1) + Sum_{k=2..n} a(floor(n/k)).at n=37A351620
- Composite k such that the primorial inflation of k is a sum of distinct primorial numbers.at n=18A351959
- Number of vertices in a hexagon when n internal hexagons are drawn between the 6n points that divide each side into n+1 equal parts.at n=42A357197
- Starts of runs of 3 consecutive integers that are all terms in A381581.at n=34A381583