Properties of the Number 4808

Four Thousand Eight Hundred Eight

Basics

Value: 4807 → 4808 → 4809

Parity: even

Prime: No

Previous Prime: 4801

Next Prime: 4813

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ³ × 601

Divisors: 1, 2, 4, 8, 601, 1202, 2404, 4808

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1001011001000

Octal: 11310

Duodecimal: 2948

Hexadecimal: 12c8

Square: 23116864

Square Root: 69.33974329343886

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 integer partitions of n such that (length) * (maximum) = 2n. A361853

Triangle read by rows: T(n,m) (n >= m >= 1) = number of line segments formed by drawing the lines connecting any two of the 2*(m+n) perimeter points of an m X n grid of squares. A331454

T(n,k)=Number of nXk binary arrays with top left element equal to 1 and no two ones adjacent horizontally or antidiagonally. A228754

a(n) is the sum of all divisors of the first n positive even numbers. A326124

Number of primes of the form 4k+3 less than 10ⁿ. A91099

E.g.f.: A(x,y) = (cosh(x)*cosh(y) + sinh(x) + sinh(y)) / (1 - sinh(x)*sinh(y)), where A(x,y) = ∑_n>=0 ∑_k>=0 T(n,k) * xⁿ*y^k/(n!*k!), as a square table of coefficients T(n,k) read by antidiagonals. A322190

Number of regions in an equal-armed cross with arms of length n (see Comments for definition). A331456

Numbers k such that (j^k + k^j) == 0 (mod k+j), j=2 case. A114977

T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with every 2X2 subblock having the sum of the absolute values of all six edge and diagonal differences equal to 9. A234140

Sum of positive ranks of all overpartitions of n. A236001