Properties of the Number 23948

Twenty-Three Thousand Nine Hundred Forty-Eight

Basics

Value: 23947 → 23948 → 23949

Parity: even

Prime: No

Previous Prime: 23929

Next Prime: 23957

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 ² × 5987

Divisors: 1, 2, 4, 5987, 11974, 23948

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 101110110001100

Octal: 56614

Duodecimal: 11A38

Hexadecimal: 5d8c

Square: 573506704

Square Root: 154.75141356381855

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

Denominators of continued fraction convergents to sqrt(229). A41427

Expansion of ∏_k>0 (1 + A004001(k)*x^k). A147869

T(n,k)=Equals two maps: number of nXk binary arrays indicating the locations of corresponding elements equal to exactly two of their horizontal, vertical and antidiagonal neighbors in a random 0..3 nXk array. A220532

a(0) = ... = a(3) = 1; a(n) = ∑_k=0..n-4 binomial(n-4,k) * a(k) * a(n-k-4). A336009

a(n) is the number of words of length n over an alphabet of size 3 that are in standard order and which have the property that every letter that appears in the word is repeated. A278988

Numbers k such that k² + 1 divides 2^k + 4. A319233

Equals two maps: number of nX3 binary arrays indicating the locations of corresponding elements equal to exactly two of their horizontal, vertical and antidiagonal neighbors in a random 0..3 nX3 array. A220530

T(n,k)=Number of (n+1)X(k+1) 0..1 arrays with nondecreasing x(i,j)-x(i,j-1) in the i direction and nondecreasing absolute value of x(i,j)-x(i-1,j) in the j direction. A250769

Expansion of 1/((1-x)(1-5x)(1-11x)(1-12x)). A23948