Properties of the Number 48961

Forty-Eight Thousand Nine Hundred Sixty-One

Basics

Value: 48960 → 48961 → 48962

Parity: odd

Prime: No

Previous Prime: 48953

Next Prime: 48973

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 11 × 4451

Divisors: 1, 11, 4451, 48961

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1011111101000001

Octal: 137501

Duodecimal: 24401

Hexadecimal: bf41

Square: 2397179521

Square Root: 221.2713266557599

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 (1-x)/(1+x-2·x²-x³). A78038

a(n) = a(n-1) + 2·a(n-2) - a(n-3), where a(0) = 2, a(1) = 4, a(2) = 7. A287381

Semiprime terms in A136047. A136048

Number of palindromic compositions of n with parts in {1,2,4,6,8,10,...}. A276055

Number of (1+1) X (n+1) arrays of permutations of 0..n·2+1 with each element having directed index change 1,0 0,-1 1,2 or -1,1. A264584

Triangle, read by rows: T(0,0) = 1, T(n,k) = F(n+1)*T(n-1,k) - T(n-1,k-1) where F(n+1) is the (n+1)st Fibonacci number. A107416

a(n) = (n+1)*n⁴. A101362

Positions of 5-digit terms in the continued fraction for π (3 is position 0). A48961

(n-1)-st elementary symmetric function of Fibonacci numbers F(2) to F(n). A203007