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Properties of the Number 16995

Sixteen Thousand Nine Hundred Ninety-Five

Basics

Value: 16994 → 16995 → 16996

Parity: odd

Prime: No

Previous Prime: 16993

Next Prime: 17011

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 3 × 5 × 11 × 103

Divisors: 1, 3, 5, 11, 15, 33, 55, 103, 165, 309

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 100001001100011

Octal: 41143

Duodecimal: 9A03

Hexadecimal: 4263

Square: 288830025

Square Root: 130.3648725692623

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

Triangle T, read by rows, equal to a diagonal bisection of A118032 such that diagonal n of T equals diagonal 2n+1 of A118032: T(n,k) = A118032(2n+1-k,k); also equals the matrix product of A118032 and SHIFTUP(A118032). A118045
Column 0 of triangle A118032, where column 0 of the matrix square of A118032 forms a bisection of this sequence. A118033
Column 0 of triangle A118045; also equals a bisection of A118033, which is column 0 of A118032. A118046
Number of labeled simple graphs with n vertices whose covered portion has exactly two automorphisms. A330345
Triangle T(n, k) = coefficients of p(x, n) where p(x,n) = (x+1)*p(x, n-1) + n*(n-1)*x·p(x, n-2), read by rows. A154986
Inverse binomial transform of A026641; binomial transform of A127361. A127328
Coefficient of·in the reduction by (x2 -> x+1) of the polynomial C(n)*xn, where C=A022095. A192917
a(1) = 50 and for any n > 0, a(n+1)2 is the smallest square that begins with a(n). A309123
Numbers n for which there are exactly four k such that n = k + reverse(k). A72428
Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 353", based on the 5-celled von Neumann neighborhood. A271307