Properties of the Number 39424

Thirty-Nine Thousand Four Hundred Twenty-Four

Basics

Value: 39423 → 39424 → 39425

Parity: even

Prime: No

Previous Prime: 39419

Next Prime: 39439

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 ⁹ × 7 × 11

Divisors: 1, 2, 4, 7, 8, 11, 14, 16, 22, 28

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1001101000000000

Octal: 115000

Duodecimal: 1A994

Hexadecimal: 9a00

Square: 1554251776

Square Root: 198.5547783358537

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

a(n) = n*(n+3)*2^n-3. A1793

Coefficient table for Chebyshev polynomials T(2·n,x) (increasing even powers x, without zeros). A127674

Starts of runs of 3 consecutive tribonacci-Niven numbers (A352089). A352091

Droll numbers: numbers > 1 whose sum of even prime factors equals the sum of odd prime factors. A19507

a(n) = ∏_{d∣n, d>1} (d - 1). A377484

Triangle T, read by rows, where matrix power T⁴ has powers of 4 in the secondary diagonal: [T⁴](n+1,n) = 4ⁿ⁺¹, with all 1's in the main diagonal and zeros elsewhere. A117254

Triangle read by rows: the coefficients of the Mittag-Leffler polynomials. A137513

Sizes of successive increasing gaps between 2-pseudoprimes. A175738

Triangular array: the fusion of polynomial sequences P and Q given by p(n,x)=(2x+1)ⁿ and q(n,x)=(x+2)ⁿ. A193734

Denominator of A010786(n+1) / A010786(n). A208450