Properties of the Number 43020

Forty-Three Thousand Twenty

Basics

Value: 43019 → 43020 → 43021

Parity: even

Prime: No

Previous Prime: 43019

Next Prime: 43037

Digit Sum: 9

Digital Root: 9

Palindrome: No

Factorization: 2 ² × 3 ² × 5 × 239

Divisors: 1, 2, 3, 4, 5, 6, 9, 10, 12, 15

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1010100000001100

Octal: 124014

Duodecimal: 20A90

Hexadecimal: a80c

Square: 1850720400

Square Root: 207.41263220932325

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

Record (maximal) gaps between prime triples (p, p+2, p+6). A201598

Number of 8-almost primes 8ap such that 2ⁿ < 8ap <= 2ⁿ⁺¹. A120039

Dirichlet g.f.: ∏_k>=2 1 / (1 - k^-s)^k³. A343283

Low-temperature magnetization expansion for hexagonal lattice (Potts model, q=3). A57382

Expansion of φ(-q⁶) / φ(-q) in powers of q where φ() is a Ramanujan θ function. A262968

Numbers k such that φ(x) = 12·k+2 is solvable, where φ is Euler's totient A000010. A289364

Base-7 palindromes that start with 6. A43020