Properties of the Number 48913

Forty-Eight Thousand Nine Hundred Thirteen

Basics

Value: 48912 → 48913 → 48914

Parity: odd

Prime: No

Previous Prime: 48907

Next Prime: 48947

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 41 × 1193

Divisors: 1, 41, 1193, 48913

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 1011111100010001

Octal: 137421

Duodecimal: 24381

Hexadecimal: bf11

Square: 2392481569

Square Root: 221.16283593768642

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

T(n,k)=Number of (n+1)X(k+1) 0..1 arrays x(i,j) with row sums sum{x(i,j), j=1..k+1} nondecreasing, and column sums sum{i²*x(i,j), i=1..n+1} nondecreasing. A233301

Number of non-normal magic squares whose entries are all 0 or 1 and sum to n. A321723

a(n) = -4*(((n+1)ⁿ⁺¹-(n+1))/((n+1)-1)²-1)/((-3+(-1)ⁿ)*n). A221741

Numerators of continued fraction convergents to sqrt(823). A42588

Number of (3+1)X(n+1) 0..1 arrays x(i,j) with row sums sum{x(i,j), j=1..n+1} nondecreasing, and column sums sum{i²*x(i,j), i=1..3+1} nondecreasing. A233303

Bisection of A023811, divided by the term position. A51848

a(n) = n mod 8. A10877

Indices of 9-gonal numbers which are also pentagonal. A48913