Properties of the Number 16802

Sixteen Thousand Eight Hundred Two

Basics

Value: 16801 → 16802 → 16803

Parity: even

Prime: No

Previous Prime: 16787

Next Prime: 16811

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 × 31 × 271

Divisors: 1, 2, 31, 62, 271, 542, 8401, 16802

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 100000110100010

Octal: 40642

Duodecimal: 9882

Hexadecimal: 41a2

Square: 282307204

Square Root: 129.6225289060509

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

Coordination sequence for hexagonal close-packing. A7899

Sum of quadratic residues of (n-th prime == 3 mod 4). A282035

a(n) = 7ⁿ - n. A24076

Let p = n-th prime == 7 mod 8; a(n) = sum of quadratic residues mod p. A282041

Monotonic ordering of nonnegative differences 7ⁱ-5^j, for 40>= i>=0, j>=0. A192196

a(0) = 1, a(n) = 42·n² + 2 for n>0. A10023

a(n) = (n³ + 4·n² - n)/2. A162260

Total number of parts >= 3 in all partitions of n. A207033

Partial sums of A087207. A288566

Numbers k such that the largest prime divisor of k⁴+1 is less than k. A309562