Properties of the Number 10439

Ten Thousand Four Hundred Thirty-Nine

Basics

Value: 10438 → 10439 → 10440

Parity: odd

Prime: No

Previous Prime: 10433

Next Prime: 10453

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 11 × 13 × 73

Divisors: 1, 11, 13, 73, 143, 803, 949, 10439

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10100011000111

Octal: 24307

Duodecimal: 605B

Hexadecimal: 28c7

Square: 108972721

Square Root: 102.17142457654195

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

Composite numbers n such that bⁿ⁺¹ == 1 (mod n) for every b coprime to n. A208728

Numbers k such that 2^k+1 == 1 (mod k). A187787

a(n) = (2·n+1) * (4·n-1). A33566

Third accumulation array, T, of the natural number array A000027, by antidiagonals. A185508

Coefficient of q³ in ν(n), where ν(0)=1, ν(1)=b and, for n>=2, ν(n)=b*ν(n-1)+λ*(1+q+q²+...+q^n-2)*ν(n-2) with (b,λ)=(2,1). A74086

Expansion of 1/(1+x²-2·x³). A77912

Decimal representation of the x-axis, from the left edge to the origin, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 389", based on the 5-celled von Neumann neighborhood. A281676

Chebyshev pseudoprimes to base 2: composite numbers k such that T(k, 2) == 2 (mod k), where T(k, x) is the k-th Chebyshev polynomial of the first kind. A330206

Composite integers m such that A003500(m) == 4 (mod m). A335673

Gaps of 7 in sequence A038593 (upper terms). A38654