Properties of the Number 16984

Sixteen Thousand Nine Hundred Eighty-Four

Basics

Value: 16983 → 16984 → 16985

Parity: even

Prime: No

Previous Prime: 16981

Next Prime: 16987

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 2 ³ × 11 × 193

Divisors: 1, 2, 4, 8, 11, 22, 44, 88, 193, 386

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 100001001011000

Octal: 41130

Duodecimal: 99B4

Hexadecimal: 4258

Square: 288456256

Square Root: 130.3226764611593

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

Numbers k such that the k-th composition in standard order is a permutation (of an initial interval). A333218

Number of partitions of n such that no part is a sum of two other parts. A236912

Expansion of ∑_k>0 (1/(1 - k·x^k)⁴ - 1). A363640

Expansion of e.g.f. 1 / (1 + log(1 - 4·x) / 4). A352071

Number T(n,k) of tilings of a 2 X n X n box using k bricks of shape 2 X 1 X 1 and 2*(n²-k) bricks of shape 1 X 1 X 1; triangle T(n,k), n>=0, 0<=k<=n², read by rows. A287152

Number of lower triangular n X n arrays colored with integers 0 upwards introduced in row major order, with no element equal to any element within a city block distance of two, and containing the value n(n+1)/2-2. A212039

a(n) = 4*(n+1)*(9·n+4). A304505

Convoluted convolved Fibonacci numbers G₆^r. A89111

Number of binary strings of length n with equal numbers of 01001 and 10110 substrings. A164261

a(n) = 3·a(n-1) + a(n-3) with a(0)=1, a(1)=2, a(2)=6. A183188