Properties of the Number -149

One Hundred Forty-Nine

Basics

Value: -150 → -149 → -148

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 149

Divisors: 1, 149

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: -10010101

Octal: -225

Duodecimal: -105

Hexadecimal: -95

Square: 22201

Square Root: 12.206555615733702

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

Coefficients of the '6th-order' mock θ function ψ(q). A53269

4th differences of partition numbers A000041. A81094

Expansion of 1 - x/(1 - x²/(1 - x³/(1 - x⁴/(1 - x⁵/(1 - x⁶/(1 - ... - xⁿ/(1 - ...))))))), a continued fraction. A291148

The y-coordinates of the vertices of the Babylonian Wurm. A342623

Expansion of ∏_k>=1 1/(1 + x^k)^k*(k+1/2). A294846

Expansion of g.f. A(x) = ∑_n=-oo..+oo xⁿ * (i + xⁿ)^2·n, where i² = -1. A363569

Numerators of the fractional coefficients of the square-root of the prime power series: ∑_n=0..inf p_n xⁿ, where p_n is the n-th prime and p₀ is defined to be 1. A73749

Expansion of (1-x)/(1-x²+2·x³). A78028

Möbius transform of A332223. A332463

Numerator of Hermite(n, 1/10). A159247