Properties of the Number 20207

Twenty Thousand Two Hundred Seven

Basics

Value: 20206 → 20207 → 20208

Parity: odd

Prime: No

Previous Prime: 20201

Next Prime: 20219

Digit Sum: 11

Digital Root: 2

Palindrome: No

Factorization: 11 ² × 167

Divisors: 1, 11, 121, 167, 1837, 20207

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 100111011101111

Octal: 47357

Duodecimal: B83B

Hexadecimal: 4eef

Square: 408322849

Square Root: 142.15132781652093

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 fifth powers of four consecutive primes. A133527

Starts of runs of 3 consecutive factorial base Niven numbers (A118363). A328206

Numbers k such that the coefficient of x^k in the expansion of ∏_j>=1 (1 - x^j)⁵ is zero. A302057

Sum of the fifth powers of the first n primes. A122103

Prime time numbers on 6-digit clocks: numbers of the form HMMSS where H, MM, SS are primes, H < 24, MM and SS < 60. A295014

Expansion of b(q²) * c(q⁶) / (b(q) * c(q³)) in powers of q where b(), c() are cubic AGM θ functions. A123629

Expansion of ψ(q⁶) * f(-q¹²) / (ψ(-q) * ψ(q⁹)) in powers of q where ψ(), f() are Ramanujan θ functions. A261154

a(n) = Fibonacci(n) + n³. A212272

Expansion of c(q²) * b(q⁶) / (b(q) * c(q) * b(q³) * c(q³))^1/2 in powers of q where b(), c() are cubic AGM θ functions. A212484

Expansion of q * ψ(-q) * χ(-q⁶) * ψ(-q⁹) / (φ(-q) * φ(-q¹⁸)) in powers of q where φ(), ψ(), χ() are Ramanujan θ functions. A233693