Properties of the Number -13867

Thirteen Thousand Eight Hundred Sixty-Seven

Basics

Value: -13868 → -13867 → -13866

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 7 ² × 283

Divisors: 1, 7, 49, 283, 1981, 13867

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

7925 Try Today's Challenge

Representations

Binary: -11011000101011

Octal: -33053

Duodecimal: -8037

Hexadecimal: -362b

Square: 192293689

Square Root: 117.75822688882505

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

First term of n-th difference sequence of (round(k·sqrt(2))), k >= 0. A325840

Numbers n such that n is a substring of its square (both n and n squared in base 4) (written in base 10). A18828

Starts of runs of 3 consecutive integers whose exponent of least prime factor in their prime factorization is even. A365871

Denominators of continued fraction convergents to sqrt(43). A41073

Denominators of continued fraction convergents to sqrt(172). A41317

Composite numbers n such that 8·n²-2·n-1 divides the primitive part U(n) of Fibonacci(n). A159234

Number of binary strings of length n with no substrings equal to 0010 1011 or 1100. A164502

Smallest zeroless number·such that xⁿ has exactly n zero digits. A233821

s(1)s(n) + s(2)s(n-1) + ... + s(k)s(n-k+1), where k = [ n/2 ], s = (composite numbers). A25102

Least number k not divisible by 10 such that kⁿ contains n zeros. A241495