Properties of the Number 88421

Eighty-Eight Thousand Four Hundred Twenty-One

Basics

Value: 88420 → 88421 → 88422

Parity: odd

Prime: No

Previous Prime: 88411

Next Prime: 88423

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 29 × 3049

Divisors: 1, 29, 3049, 88421

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10101100101100101

Octal: 254545

Duodecimal: 43205

Hexadecimal: 15965

Square: 7818273241

Square Root: 297.3566881709574

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..2 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. A250898

Coefficients of a Ramanujan q-series. A143184

Number of n X 3 0..4 arrays with each element·equal to the number its horizontal and vertical neighbors equal to 1,2,4,0,3 for x=0,1,2,3,4. A196596

Number of (n+1) X (7+1) 0..2 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. A250897

Number of (2+1) X (n+1) 0..2 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. A250900

Number of primes in arithmetic progression starting with 5 and with d=2n. A88421