Properties of the Number 65556

Sixty-Five Thousand Five Hundred Fifty-Six

Basics

Value: 65555 → 65556 → 65557

Parity: even

Prime: No

Previous Prime: 65551

Next Prime: 65557

Digit Sum: 27

Digital Root: 9

Palindrome: Yes

Factorization: 2 ² × 3 ³ × 607

Divisors: 1, 2, 3, 4, 6, 9, 12, 18, 27, 36

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000000000010100

Octal: 200024

Duodecimal: 31B30

Hexadecimal: 10014

Square: 4297589136

Square Root: 256.0390595202224

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

Number of inversions in all Fibonacci binary words of length n. A129707

Triangle read by rows: T(n,k) is the number of alternating (i.e., down-up) permutations of {1,2,...,n} having k fixed points (n >= 0, 0 <= k <= ceiling(n/2)). A162979

Triangle read by rows: T(n,k) is the number of reverse alternating (i.e., up-down) permutations of {1,2,...,n} having k fixed points (n >= 0, 0 <= k <= 1 + floor(n/2)). A162980

Palindromes whose smallest palindromic proper multiple is the number concatenated with itself. A119368

Number of 2 X n 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 2 or 3 neighboring 1s. A297545

Smallest palindromic number >= 2ⁿ. A333016

Replace 2^k in binary expansion of n with 2^{2^k}. A358126

A106486-encodings of combinatorial games with value 2. A125995

Positive integers not the sum of iterated binary logs. A255310

If n = Sum 2^e(k), then a(n) = Sum 2^a(e(k)), with a(0) = 1. A381957