Properties of the Number 9492

Nine Thousand Four Hundred Ninety-Two

Basics

Value: 9491 → 9492 → 9493

Parity: even

Prime: No

Previous Prime: 9491

Next Prime: 9497

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 2 ² × 3 × 7 × 113

Divisors: 1, 2, 3, 4, 6, 7, 12, 14, 21, 28

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10010100010100

Octal: 22424

Duodecimal: 55B0

Hexadecimal: 2514

Square: 90098064

Square Root: 97.4268956705488

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

Square array T(n,k) (n >= 1, k >= 0) read by antidiagonals: coordination sequence for root lattice A_n. A103881

T(n,k)=Number of (n+2)X(k+2) 0..1 arrays with every 3X3 subblock sum of the two sums of the central row and central column minus the two minimums of the diagonal and antidiagonal nondecreasing horizontally, vertically and ne-to-sw antidiagonally. A255036

Zero, together with positive numbers k such that prime(k) - k is a square. A64370

a(n) is the number of numbers removed in each step of Eratosthenes's sieve for 10!. A145537

Numbers that are the sum of seven fourth powers in exactly four ways. A345826

T(n,k) = Number of n X k 0..4 arrays with each element·equal to the number of its horizontal and vertical neighbors equal to 3,1,2,4,0 for x=0,1,2,3,4. A197079

Numbers k such that k | sigma₇(k). A55711

Staircase of coefficients of polynomials used for column g.f.s of triangle A060923. A61186

T(n,k)=number of increasing sequences of n integers x(1),...,x(n) with values in 1..k·n such that x(j) divides x(k) if j divides k. A180383

a(n) = n*(2·n² + n + 1)/2. A85786