Properties of the Number 8522

Eight Thousand Five Hundred Twenty-Two

Basics

Value: 8521 → 8522 → 8523

Parity: even

Prime: No

Previous Prime: 8521

Next Prime: 8527

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 × 4261

Divisors: 1, 2, 4261, 8522

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10000101001010

Octal: 20512

Duodecimal: 4B22

Hexadecimal: 214a

Square: 72624484

Square Root: 92.31467922275417

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Sum of smallest parts of all partitions of n into distinct parts. A92265

Numbers n such that the decimal expansions of both n and n² have 2 as smallest digit and 8 as largest digit. A257368

Maximal term of TRIP-Stern sequence of level n corresponding to permutation triple (e,13,23). A271486

Positions of zeros in A165582. A165583

a(n) = ∑_i=0..n digsum₅(i)⁴, where digsum₅(i) = A053824(i). A231671

Let K be a local ring with a principal maximal ideal J of nilpotent degree 4 with |K/J|>2; a(n) = number of D-invariant ideals in the ring R_n(K,J). A221704

Numbers k such that A338338(k) is a prime p that ends a run of three terms in A338338 that are divisible by p. A338344

Number of compositions (ordered partitions) of n into distinct parts such that the smallest part is equal to the number of parts. A339446

Numbers k such that φ(k) = φ(σ(k)) and A003958(k) = A003958(σ(k)). A353635

Numbers k such that the continued fraction for sqrt(k) has period 19. A20358