Properties of the Number -2339

Three Hundred Thirty-Nine

Basics

Value: -2340 → -2339 → -2338

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2339

Divisors: 1, 2339

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -100100100011

Octal: -4443

Duodecimal: -142B

Hexadecimal: -923

Square: 5470921

Square Root: 48.36320915737499

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

Write the coefficient of xⁿ/n! in the expansion of (x/(exp(x)-1))^1/2 as f(n)/g(n); sequence gives f(n). A241885

Numerators of a power series characterizing how powers of the cosine function converge to the Gaussian function. A350194

a(n) = 2ⁿ⁺¹*cos(n·arctan(sqrt(15))). A272931

T(n, k) = numerator([xⁿ] N(1/2, n, x)) where N(a, n, x) is the n-th Nørlund polynomial. A370414

Expansion of x*(1+3·x-4·x²-5·x³-4·x⁶+4·x⁵+3·x⁴) / ((1+4·x²)*(1+x²)*(1-x²+x⁴)). A112523

Row sums of A291955. A291956

Coefficients of modular function G₄(τ). A5762

a(n) = 139·n² - 2307·n + 3331. A230307

a(n) = 137·n² - 4043·n + 27277. A267706

First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 57", based on the 5-celled von Neumann neighborhood. A270078