Properties of the Number 39421

Thirty-Nine Thousand Four Hundred Twenty-One

Basics

Value: 39420 → 39421 → 39422

Parity: odd

Prime: No

Previous Prime: 39419

Next Prime: 39439

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 79 × 499

Divisors: 1, 79, 499, 39421

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1001100111111101

Octal: 114775

Duodecimal: 1A991

Hexadecimal: 99fd

Square: 1554015241

Square Root: 198.5472236018424

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 such that k![4] - 64 is prime, where k![4] = A007662(k) = quadruple factorial. A329175

Numbers whose base-10 representation has the same nonzero number of 3's and 8's. A39421

Table read by antidiagonals: T(b,n) is the number of n-step self avoiding walks on a 2D square grid confined inside an infinite well of width 2b where the walk starts at the middle of the well bottom. A336863

Table read by antidiagonals: T(b,n) is the number of n-step self avoiding walks on a 2D square grid confined inside a square box of dimension 2b X 2b where the walk starts at the middle of one of the box's edges. A336872