Properties of the Number 11967

Eleven Thousand Nine Hundred Sixty-Seven

Basics

Value: 11966 → 11967 → 11968

Parity: odd

Prime: No

Previous Prime: 11959

Next Prime: 11969

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 3 × 3989

Divisors: 1, 3, 3989, 11967

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10111010111111

Octal: 27277

Duodecimal: 6B13

Hexadecimal: 2ebf

Square: 143209089

Square Root: 109.3937841012916

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

Numbers of the form 86+p² (where p is a prime). A138692

Fibonacci sequence beginning 1, 19. A22109

a(n) = A007290(n+2) - 1 = 2·C(n+2,3) - 1. A108766

Smallest number that can be written in exactly n ways as a sum of distinct repdigits of its decimal digits. A131367

Triangle read by rows: T(n,k) = number of edge-rooted unlabeled graphs having n nodes and k edges, n > 0, 0 < k <= n*(n-1)/2. A126123

Number of partitions of n such that cn(0,5) = cn(2,5) <= cn(3,5) = cn(4,5) < cn(1,5). A36847

Numbers whose base-4 representation contains exactly three 2's and four 3's. A45152

Numbers k such that A282442(k) = ceiling(k/2) + 1. A282427

4th differences of Bell numbers. A11967