Properties of the Number 11727

Eleven Thousand Seven Hundred Twenty-Seven

Basics

Value: 11726 → 11727 → 11728

Parity: odd

Prime: No

Previous Prime: 11719

Next Prime: 11731

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 1303

Divisors: 1, 3, 9, 1303, 3909, 11727

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 10110111001111

Octal: 26717

Duodecimal: 6953

Hexadecimal: 2dcf

Square: 137522529

Square Root: 108.29127388668027

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 2 X 2 singular integer matrices with elements from {0,...,n}. A59306

T(n,k)=Number of nXk 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 1 1 and 1 0 1 vertically. A208688

Decimal value of the bitmap of active segments in 7-segment display of the number n, variant 2 ("abcdefg" scheme: bits represent segments in clockwise order). A234692

Number of integer compositions of n whose leaders of strictly decreasing runs are themselves strictly decreasing. A374763

T(n,k)=Number of nXk 0..1 arrays with every element equal to 0, 2, 3, 4 or 6 king-move adjacent elements, with upper left element zero. A298328

Number of nX6 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 1 1 and 1 0 1 vertically. A208686

Number of 4 X n 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 1 1 and 1 0 1 vertically. A208690

Numbers n such that the digits of σ(n) are a permutation of those of σ*(n), where σ*(n) is the sum of anti-divisors of n (A066417). A230541

Number of nX4 0..1 arrays with every element equal to 0, 2, 3, 4 or 6 king-move adjacent elements, with upper left element zero. A298324

Number of nX6 0..1 arrays with every element equal to 0, 2, 3, 4 or 6 king-move adjacent elements, with upper left element zero. A298326