Properties of the Number 9698

Nine Thousand Six Hundred Ninety-Eight

Basics

Value: 9697 → 9698 → 9699

Parity: even

Prime: No

Previous Prime: 9697

Next Prime: 9719

Digit Sum: 32

Digital Root: 5

Palindrome: No

Factorization: 2 × 13 × 373

Divisors: 1, 2, 13, 26, 373, 746, 4849, 9698

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10010111100010

Octal: 22742

Duodecimal: 5742

Hexadecimal: 25e2

Square: 94051204

Square Root: 98.47842403288143

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

Number of generalized compositions of n: words b₁^i₁b₂^i₂...b_k^i_k such that b_j's and j_i's are positive integers and sum b_j*i_j = n. A129921

Sum of digits = 8 times number of digits. A61425

T(n,k) = Number of n X k 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 0 1 and 1 1 1 vertically. A207589

Triangle read by rows: a(n,k) is the number of k X n matrices which are the first k rows of an alternating sign matrix of size n. A297622

G.f. A(x) satisfies: A(x) = ∏_k>=1 1/(1 - x^k*A(x)^k)^k. A301455

a(n) = Least integer k such that A249431(k) = n, and -1 if no such integer exists. A249430

Number of irredundant sets in the path graph P_n. A286887

(prime(n)*(prime(n+1)-1) + (prime(n)-1)*prime(n+1)) / 2. A99909

a(n) = floor(sqrt(a(n-1)² + a(n-2)²)), a(1)=100, a(2)=300. A104908

Numbers k such that 4·10^k + 6·R_k + 1 is prime, where R_k = 11...1 is the repunit (A002275) of length k. A99017