Properties of the Number -1829

Eight Hundred Twenty-Nine

Basics

Value: -1830 → -1829 → -1828

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 31 × 59

Divisors: 1, 31, 59, 1829

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11100100101

Octal: -3445

Duodecimal: -1085

Hexadecimal: -725

Square: 3345241

Square Root: 42.76680956068619

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

Expansion of g.f. 1+x+(1+3·x+x²)/(1+x)³. A201163

E.g.f. satisfies A(x) = exp(x * (1 + x/A(x)²)). A365036

Number of partitions of n into distinct parts such that number of parts is odd. A67659

Number of partitions of n into distinct parts such that number of parts is even. A67661

Odd numbers not of form p + 2^k (de Polignac numbers). A6285

a(n) = n*(2·n-3). A14107

Total number of ON cells at stage n of two-dimensional cellular automaton defined by "Rule 750" using the von Neumann neighborhood. A169707

Number of strict odd-length integer partitions of 2n. A344650

Number of partitions of n into parts >= 7. A185327

Number of partitions of n in which the least part is 7. A26800