Properties of the Number 48664

Forty-Eight Thousand Six Hundred Sixty-Four

Basics

Value: 48663 → 48664 → 48665

Parity: even

Prime: No

Previous Prime: 48661

Next Prime: 48673

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 2 ³ × 7 × 11 × 79

Divisors: 1, 2, 4, 7, 8, 11, 14, 22, 28, 44

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1011111000011000

Octal: 137030

Duodecimal: 241B4

Hexadecimal: be18

Square: 2368184896

Square Root: 220.59918404200863

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

Numbers k > 1 such that, in base 5, k and k² contain the same digits in the same proportion. A61659

Table (read by rows) giving the coefficients of sum formulas of n-th Lucas numbers (A000204). The k-th row (k>=1) contains T(i,k) for i=1 to k, where k=[2·n+1+(-1)^n-1]/4 and T(i,k) satisfies L(n) = ∑_i=1..k T(i,k) * n^k-i / (k-1)!. A101032

Number of partitions of n where there are k²+1 kinds of parts k. A363602

Generalized sum of divisors function: third diagonal of A060047. A60046

Number of 2 X 2 matrices with all elements in {0,1,...,n} and positive even determinant. A210372

G.f.: exp( ∑_n>=1 xⁿ/n * ∏_k>=1 1/(1 - x^n·k*(1 + x^k)ⁿ) ). A218575

A014486-indices of binary trees whose left and right subtree are identical. A83938

a(n) is the numerator of the probability that there is a survivor in "group Russian roulette" starting with n people. A372486

Number of rooted 2-dimensional polyominoes with n square cells, with no symmetries removed. A48664