Properties of the Number -2429

Four Hundred Twenty-Nine

Basics

Value: -2430 → -2429 → -2428

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 7 × 347

Divisors: 1, 7, 347, 2429

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100101111101

Octal: -4575

Duodecimal: -14A5

Hexadecimal: -97d

Square: 5900041

Square Root: 49.28488612140643

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

a(n) = n² - (n-1)² - (n-2)² - ... - 1². A179297

a(n) = ∑_i=1..n (-1)ⁱ⁺¹ prime(i)², where prime(k) denotes the k-th prime: alternating sum of the squares of the first n primes. A240860

Expansion of 1 - x/(1 - x³/(1 - x⁶/(1 - x¹⁰/(1 - x¹⁵/(1 - x²¹/(1 - ... - x^n*(n+1/2)/(1 - ...))))))), a continued fraction. A290976

Odd numbers not of form p + 2^k (de Polignac numbers). A6285

Solution of the complementary equation a(n) = a(n-1) + a(n-2) + b(n-2), where a(0) = 1, a(1) = 2, b(0) = 3. A294532

Fundamental discriminants of real quadratic number fields with class number 3. A94612

Numbers k such that 3^k + 8 is prime. A217136

Numbers k such that prime(k) + prime(k+1) is a square. A64397

The n-th iterate of 27 with Reduced Collatz-function R, which gives the odd part of 3n+1. A372443

G.f.: (1+x⁸+x⁹+x¹⁰+x¹⁸)/((1-x²)*(1-x³)*(1-x⁴)*(1-x⁵)*(1-x⁶)*(1-x⁷)). A97851