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Properties of the Number -26894

Twenty-Six Thousand Eight Hundred Ninety-Four

Basics

Value: -26895 → -26894 → -26893

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 2 × 7 × 17 × 113

Divisors: 1, 2, 7, 14, 17, 34, 113, 119, 226, 238

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

7925 Try Today's Challenge

Representations

Binary: -110100100001110

Octal: -64416

Duodecimal: -13692

Hexadecimal: -690e

Square: 723287236

Square Root: 163.99390232566574

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

Expansion of ∏k>=1 ((1 + x)k - xk)/((1 + x)k + xk). A307522
a(n) = 4·a(n-2) - a(n-1), with a(0)=1, a(1)=-2. A122112
Expansion of (1+x)/(1-x-4·x2). A26597
G.f.: ∏n>0 ( (1+xn)/(1-xn) )n2. A206622
A list of equal temperaments (equal divisions of the octave) whose nearest scale steps are closer and closer approximations to the ratios of 8 musical tones: 8/7 16/11 5/4 4/3 3/2 8/5 11/8 7/4. A60527
Numbers k such that k and k+1 are the product of exactly four distinct primes. A318896
Equal divisions of the octave of decreasing eleven-limit Pepper ambiguity. A117557
Number of binary strings of length n with no substrings equal to 0000, 0111 or 1110. A164443
Numbers n such that max(τ(n),τ(n+1),τ(n+2))- min(τ(n),τ(n+1),τ(n+2)) = 1. A173149
Expansion of ∏k>=1 1/(1 - (k - 1)*xk). A319110