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Properties of the Number 26908

Twenty-Six Thousand Nine Hundred Eight

Basics

Value: 26907 → 26908 → 26909

Parity: even

Prime: No

Previous Prime: 26903

Next Prime: 26921

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 2 × 7 × 31 2

Divisors: 1, 2, 4, 7, 14, 28, 31, 62, 124, 217

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 110100100011100

Octal: 64434

Duodecimal: 136A4

Hexadecimal: 691c

Square: 724040464

Square Root: 164.0365812860046

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

a(n) = 28·n2. A64763
Triangle of coefficients of a sequence of binomial type polynomials. A195204
Sum over all partitions of n of the LCM of the number of parts and the number of distinct parts. A339394
G.f.: exp( ∑n>=1 A181411(n)*xn/n ) where A181411(n) = ∑k=0..n C(n,k)*σ(n+k). A181410
Number of n X 7 0..1 arrays avoiding 0 0 0 and 1 0 1 horizontally and 0 0 1 and 1 0 1 vertically. A207168
Number of 5 X n 0..1 arrays avoiding 0 0 0 and 1 0 1 horizontally and 0 0 1 and 1 0 1 vertically. A207173
Subsequence of lesser of 2 terms of A095301 that are 2 apart. A248083
G.f.: 4th root of weight enumerator of [32,16,8] Reed-Muller code RM(2,5). A110834
a(n) = A059784(n+1) - A059784(n)2. A286682
G.f. A(x) satisfies A(x) = 1 + x·A(x)5 / (1 - x). A349332