Properties of the Number -851

Eight Hundred Fifty-One

Basics

Value: -852 → -851 → -850

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 23 × 37

Divisors: 1, 23, 37, 851

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1101010011

Octal: -1523

Duodecimal: -5AB

Hexadecimal: -353

Square: 724201

Square Root: 29.171904291629644

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

Coefficient array for certain polynomials N(4; k,x) (rising powers in x). A62751

a(n) = A325977(A228058(n)). A389217

Expansion of ∏_k>=0 (1-x^3·k+2)^3·k+2. A285212

Triangle read by rows: T(n,k) is the coefficient A_k in the transformation of 1 + x + x² + ... + xⁿ to the polynomial A_k*(x+2k)^k for 0 <= k <= n . A248829

Expansion of (1-5x²-7x³-2x⁴+x⁶)/((1-x)(1-x³)²). A141365

a(n) = 7 + 12·n - 6·n². A157517

a(n) = 13 + 12·n - n². A136316

Number of compositions (ordered partitions) of n into distinct parts. A32020

Expansion of ∏_k>=1 (1+x^k)^p(k), where p(k) is the partition function. A261049

a(n) = (3·n² - n - 2)/2. A115067