Properties of the Number -1430

Four Hundred Thirty

Basics

Value: -1431 → -1430 → -1429

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 8

Digital Root: 8

Palindrome: No

Factorization: 2 × 5 × 11 × 13

Divisors: 1, 2, 5, 10, 11, 13, 22, 26, 55, 65

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: -10110010110

Octal: -2626

Duodecimal: -9B2

Hexadecimal: -596

Square: 2044900

Square Root: 37.815340802378074

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 1-x·c(-x²) where c(x) is the g.f. of A000108. A105523

Riordan array (1,c(-x)), where c(x) = g.f. of Catalan numbers. A99039

Convolution of A115140 with itself. A115141

O.g.f. inverse of Catalan A000108 o.g.f. A115140

T(n,k) are coefficients used for power series inversion (sometimes called reversion), n >= 0, k = 1..A000041(n), read by rows. A111785

T(n, m), numerators of coefficients in a power/Fourier series expansion of the plane pendulum's exact differential time dependence. A274076

G.f. satisfies A(x) = 1 + x*(1 + 1/A(x)⁵). A364409

a(n) = 13·a(n-1) - 65·a(n-2) + 156·a(n-3) - 182·a(n-4) + 91·a(n-5) - 13·a(n-6), with initial terms 0, -1, -5, -22, -91, -364. A216597

Inverse of number triangle A106268; triangle T(n,k), 0 <= k <= n. A106270

An inverse Chebyshev transform of 1-x. A99363