Properties of the Number 27908

Twenty-Seven Thousand Nine Hundred Eight

Basics

Value: 27907 → 27908 → 27909

Parity: even

Prime: No

Previous Prime: 27901

Next Prime: 27917

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 ² × 6977

Divisors: 1, 2, 4, 6977, 13954, 27908

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110110100000100

Octal: 66404

Duodecimal: 14198

Hexadecimal: 6d04

Square: 778856464

Square Root: 167.05687654209268

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 Young tableaux of height <= 5. A49401

Partial sums of rows of A047884. Young Tableaux by height. A49400

Expansion of (1/x) * Series_Reversion( x * (1-x)³ / (1-x+x³)² ). A369231

a(n) = denominator of the continued fraction [1; 2², 3³, ..., nⁿ]. A61454

Number of slanted n X 4 (i=1..n) X (j=i..4+i-1) 1..4 arrays with all 1s connected, all 2s connected, all 3s connected, all 4s connected, 1 in the upper left corner, 2 in the upper right corner, 3 in the lower left corner, 4 in the lower right corner, and with no element having more than 3 neighbors with the same value. A165381

Partitions with designated summands in which no parts are multiples of 3. A293569

Number of n-digit positive integers where all pairs of consecutive digits have a difference of at least 6. A383078

Ulam numbers k such that 4·k and 16·k are also Ulam numbers. A287634

Number of conjugacy classes of subgroups of the group GL(2, Z_n) of invertible 2 X 2 matrices mod n. A364921

a(n) = T(2·n, n), T given by A027907. A27908