Properties of the Number 65269

Sixty-Five Thousand Two Hundred Sixty-Nine

Basics

Value: 65268 → 65269 → 65270

Parity: odd

Prime: Yes

Previous Prime: 65267

Next Prime: 65287

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 65269

Divisors: 1, 65269

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 1111111011110101

Octal: 177365

Duodecimal: 31931

Hexadecimal: fef5

Square: 4260042361

Square Root: 255.47798339583002

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

T(n,k)=Number of length n+5 0..k arrays with every six consecutive terms having five times some element equal to the sum of the remaining five. A249497

Primes of the form 666·n + 1. A37029

Primes p such that the decimal expansion of its base 7 expansion converted to decimal is a square. A241246

Minimal total volume of n bricks with integer sides, all sides being different. Lowest value of sum of products of triples p·q*r chosen from [1,3n]. A72368

Greatest number (in decimal representation) with n nonprime substrings in base-4 representation (substrings with leading zeros are considered to be nonprime). A217114

Number of length 2+5 0..n arrays with every six consecutive terms having five times some element equal to the sum of the remaining five. A249499

Sum{T(i,j)}, 0<=i<=n, 0<=j<=n, T given by A026659. A26668

Infinite binary tree inspired permutation of N: 1 -> 1, 11ab..yz -> 11ab..yz0, 10ab..y1 -> 10ab..y, 10ab..y0 -> 11AB..Y1 (where 1AB..Y1 is the complement of 0ab..y0). A65269