Properties of the Number 16486

Sixteen Thousand Four Hundred Eighty-Six

Basics

Value: 16485 → 16486 → 16487

Parity: even

Prime: No

Previous Prime: 16481

Next Prime: 16487

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 × 8243

Divisors: 1, 2, 8243, 16486

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 100000001100110

Octal: 40146

Duodecimal: 965A

Hexadecimal: 4066

Square: 271788196

Square Root: 128.39781929612357

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

Expansion of (1+3·x+9·x²+9·x³+9·x⁴+3·x⁵+x⁶) /( (1+x)² * (1-x)⁵ ). A175898

Numbers k such that (k+1)*2^k - 1 is prime. A230769

a(n) is the number of regions formed by n-secting the angles of a heptagon. A335757

a(n) = (35·n⁴ - 105·n³ + 160·n² - 120·n + 36)/6. A181342

Numbers n such that 6·10ⁿ-7 is prime. A103025

a(n) = number of unlabeled rooted trees on n nodes with an even number of endpoints. A253013

Numbers k such that the period of the continued fraction for sqrt(k) contains exactly 90 ones. A31858

Number of (n+2) X (4+2) 0..1 arrays with each 3 X 3 subblock having clockwise perimeter pattern 00000001 00000101 or 00000111. A261707

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 86", based on the 5-celled von Neumann neighborhood. A270127

Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite RSN = RUB-17 K4Na12[Zn8Si28O72].18H2O starting with a T2 atom. A19219