Properties of the Number -9854

Eight Hundred Fifty-Four

Basics

Value: -9855 → -9854 → -9853

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 × 13 × 379

Divisors: 1, 2, 13, 26, 379, 758, 4927, 9854

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10011001111110

Octal: -23176

Duodecimal: -5852

Hexadecimal: -267e

Square: 97101316

Square Root: 99.26731586982696

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

Numbers k such that k, k + 1 and k + 2 are 3 consecutive Harshad numbers. A154701

Plaindromes: numbers whose digits in base 3 are in nondecreasing order. A23745

T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with the maximum plus the upper median minus the minimum of every 2X2 subblock equal. A236979

T(n,k)=Number of nXk 0..1 arrays with no element equal to more than three of its king-move neighbors, with the exception of exactly one element, and with new values introduced in order 0 sequentially upwards. A281034

a(n) = (-2 - (-1)ⁿ*(-2 + n) + n + 2·n³)/4. A323723

Sum of the first 2n+1 primes. A109723

a(1) = 3; a(n+1) = a(n)-th composite. A22451

Number of ways to tile a hexagonal strip made up of 4·n+2 equilateral triangles, using triangles and diamonds. A356623

Numbers k such that k²+k+9 is a palindrome. A27726

Expansion of e.g.f. exp(∑_k>=1 q(k)*x^k/k!), where q(k) = number of partitions of k into distinct parts (A000009). A300514