Properties of the Number -9916

Nine Hundred Sixteen

Basics

Value: -9917 → -9916 → -9915

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 ² × 37 × 67

Divisors: 1, 2, 4, 37, 67, 74, 134, 148, 268, 2479

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10011010111100

Octal: -23274

Duodecimal: -58A4

Hexadecimal: -26bc

Square: 98327056

Square Root: 99.57911427603682

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 ψ(q⁵)/ψ(q) in powers of q where ψ() is a Ramanujan θ function. A116494

Numbers k such that 2^k - 17 is prime. A59611

Number of 1-dimensional sandpiles with n grains. A186085

Number A(n,k) of k-ascent sequences of length n with no consecutive repeated letters; square array A(n,k), n>=0, k>=0, read by antidiagonals. A264909

T(n,k)=Number of nXk 0..1 arrays with every element equal to 0, 1, 2, 4, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero. A303513

a(n) is the total number of pentagrams in a variant of pentagram fractal after n iterations. A256571

Number of partitions of n into parts not of forms 4·k+2, 20·k, 10·k+5. A36026

Number of partitions of n into terms of (1,3)-Ulam sequence, cf. A002859. A199118

Numbers k such that the numerator of Bernoulli(2k) is divisible by the square of 37, the first irregular prime. A92230

Records in A333549. A333550