Properties of the Number -2608

Six Hundred Eight

Basics

Value: -2609 → -2608 → -2607

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 2 ⁴ × 163

Divisors: 1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -101000110000

Octal: -5060

Duodecimal: -1614

Hexadecimal: -a30

Square: 6801664

Square Root: 51.068581339214816

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

Triangle of coefficients of Gaussian polynomials [2n+5,5]_q represented as finite sum of terms (1+q²)^k*q^g-k, where k = 0,1,...,g with g=5n. A267485

First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 427", based on the 5-celled von Neumann neighborhood. A272110

Expansion of ∏_m>=1 (1+x^m)². A22567

Second heptagonal numbers: a(n) = n*(5·n+3)/2. A147875

Numbers n such that the decimal expansions of both n and n² have 0 as smallest digit and 8 as largest digit. A256708

Expansion of b(2)*b(4)*b(6)/(x⁸-x⁴-x+1), where b(k) = (1-x^k)/(1-x). A265055

Number of integer partitions of n with no part divisible by all the others. A343341

Numbers k such that φ(k) is a perfect biquadrate. A78164

a(n) = ∑_k=1..n floor(n/k)². A222548

Let f(n) = exp(π*sqrt(n)); sequence gives numbers n such that f(n) - floor(f(n)) < 1/10⁴. A127029