Properties of the Number 76128

Seventy-Six Thousand One Hundred Twenty-Eight

Basics

Value: 76127 → 76128 → 76129

Parity: even

Prime: No

Previous Prime: 76123

Next Prime: 76129

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 2 ⁵ × 3 × 13 × 61

Divisors: 1, 2, 3, 4, 6, 8, 12, 13, 16, 24

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10010100101100000

Octal: 224540

Duodecimal: 38080

Hexadecimal: 12960

Square: 5795472384

Square Root: 275.9130297756885

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

The second Zagreb index of the Aztec diamond AZ(n) (see the Ramanes et al. reference, Theorem 2.2). A292345

a(1) = 1, a(n) = ∑_k=1..π(n) a(n-k) for n > 1, where π(n) is the number of primes less than or equal to n. A123341

Numbers k such that (86·10^k + 121)/9 is prime. A283185

Square array read by antidiagonals upwards in which row k has k as its first term and each subsequent term is the least possible value such that the sum of any 2 or more terms does not equal a prime. A305579

Number of n-step self-avoiding walks on a 2D square lattice where each visited lattice point is either a neighbor of the first visited lattice point, else the first visited lattice point is directly visible (cf. A358036) from the lattice point when it is first visited. A368614

Difference between the product of numbers up to n and the sum of numbers up to n. A76128