Properties of the Number 19600

Nineteen Thousand Six Hundred

Basics

Value: 19599 → 19600 → 19601

Parity: even

Prime: No

Previous Prime: 19597

Next Prime: 19603

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 2 ⁴ × 5 ² × 7 ²

Divisors: 1, 2, 4, 5, 7, 8, 10, 14, 16, 20

Polygonal

Triangular: No

Square: Yes

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: Yes

Today's Target

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Representations

Binary: 100110010010000

Octal: 46220

Duodecimal: B414

Hexadecimal: 4c90

Square: 384160000

Square Root: 140

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

Sum of the first n even squares: a(n) = 2·n*(n+1)*(2·n+1)/3. A2492

Numbers k such that k, k + 1 and k + 2 are 3 consecutive Harshad numbers. A154701

Triangle related to the asymptotic expansion of E(x,m=3,n). A163932

Perfect powers of nonsquarefree numbers k that are not squareful. A386762

a(n) = (4·n)². A16802

Row sums of A168281. A168380

Largest square <= n³. A65733

Powers k^m, m > 1, such that k is neither squarefree nor perfect power. A389864

a(n) = (5·n)². A16850

a(n) = (11·n + 8)². A17486