Properties of the Number 8526

Eight Thousand Five Hundred Twenty-Six

Basics

Value: 8525 → 8526 → 8527

Parity: even

Prime: No

Previous Prime: 8521

Next Prime: 8527

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 7 ² × 29

Divisors: 1, 2, 3, 6, 7, 14, 21, 29, 42, 49

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 10000101001110

Octal: 20516

Duodecimal: 4B26

Hexadecimal: 214e

Square: 72692676

Square Root: 92.33634170791044

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

a(1)=1, a(n) = n·a(floor(n/2)). A98844

a(n) = n*(2·n+5)*(n-1)/6. A51925

Rhonda numbers to base 10. A99542

Triangle of numbers related to A000330 (sum of squares) and A000364 (Euler numbers). A60058

Values of m such that N = (am+1)(bm+1)(cm+1) is a 3-Carmichael number (A087788), where a,b,c = 1,2,3. A64238

Number T(n,k) of ordered set partitions of [n] into k blocks such that equal-sized blocks are ordered with increasing least elements; triangle T(n,k), n>=0, 0<=k<=n, read by rows. A285824

Number T(n,k) of ways to place k nonattacking knights on an n X n board; triangle T(n,k), n>=0, 0<=k<=A030978(n), read by rows. A244081

Expansion of ∏_k>=1 (1 - q^k)⁸/(1 - q^7·k) in powers of q. A282942

T(n,k)=Number of (n+2)X(k+2) 0..3 arrays with every 3X3 subblock row, column, diagonal and antidiagonal sum not equal to 0 3 5 6 or 7. A252201

Numbers k such that k⁶ + 82991 is prime. A126893