Properties of the Number -98

Ninety-Eight

Basics

Value: -99 → -98 → -97

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 × 7 ²

Divisors: 1, 2, 7, 14, 49, 98

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1100010

Octal: -142

Duodecimal: -82

Hexadecimal: -62

Square: 9604

Square Root: 9.899494936611665

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

Product of A049310 and A007318 as lower triangular matrices. A101950

Power series expansion of the Rogers-Ramanujan continued fraction 1+x/(1+x²/(1+x³/(1+x⁴/(1+...)))). A3823

McKay-Thompson series of class 16B for the Monster group. A29839

a(n) = (-n³ + 9n² - 5n + 3)/3. A161702

Triangle of coefficients T(n,k) in g.f. A(x,y) satisfying ∑_n=-oo..+oo (xⁿ - y·A(x,y))ⁿ = 1 - (y-2)*∑_n>=1 x^n², for n >= 1, as read by rows. A370041

Triangle composed of generalized Catalan numbers. A64334

Square array A(n,k), n >= 0, k >= 0, read by antidiagonals, where column k is the expansion of ∏_j>=1 1/(1 + j·x^j)^k. A297325

Inverse of the Motzkin triangle A064189. A104562

Triangle of coefficients of (1 - x)ⁿ*U(n,-(3·x - 2)/(2·x - 2)), where U(n,x) is the n-th Chebyshev polynomial of the second kind. A123027

Triangle of coefficients of (1 - x)ⁿ*b(x/(1 - x),n), where b(x,n) is the Morgan-Voyce polynomial related to A085478. A123019