Properties of the Number 16039

Sixteen Thousand Thirty-Nine

Basics

Value: 16038 → 16039 → 16040

Parity: odd

Prime: No

Previous Prime: 16033

Next Prime: 16057

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 43 × 373

Divisors: 1, 43, 373, 16039

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11111010100111

Octal: 37247

Duodecimal: 9347

Hexadecimal: 3ea7

Square: 257249521

Square Root: 126.64517361510465

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) = 15·n² - 9·n + 1. A134154

Expansion of 1/(1-x*(1-9·x)). A146078

Positions of 3's in A234323. A234804

a(n) = 22·n² + 1. A158537

Position where 10ⁿ-1 occurs in the Kaprekar sequence A006886. A193992

a(n) = 729·n + 1. A158397

Number of -n..n arrays of 4 elements with first, second and third differences also in -n..n. A202125

Expansion of 1/(1-x²-x³-x⁴-x⁵-x⁶-x⁷-x⁸-x⁹). A13986

Numbers k such that the period of the continued fraction for sqrt(k) contains exactly 71 ones. A31839

T(n,k) is the number of -k..k arrays of n elements with first, second and third differences also in -k..k. A202124