Properties of the Number 77145

Seventy-Seven Thousand One Hundred Forty-Five

Basics

Value: 77144 → 77145 → 77146

Parity: odd

Prime: No

Previous Prime: 77141

Next Prime: 77153

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 3 × 5 × 37 × 139

Divisors: 1, 3, 5, 15, 37, 111, 139, 185, 417, 555

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10010110101011001

Octal: 226531

Duodecimal: 38789

Hexadecimal: 12d59

Square: 5951351025

Square Root: 277.7498874887261

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

Number of 3 X n 0..1 arrays with no element unequal to a strict majority of its horizontal, diagonal and antidiagonal neighbors and with new values introduced in order 0 sequentially upwards. A281717

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 0), (-1, 0, -1), (0, 0, 1), (1, 0, 1), (1, 1, 0)}. A151112

G.f. satisfies: A(x) = ∑_n>=0 xⁿ * ∑_k=0..n x^k * {[x^k] A(x)^3·n}. A249936

a(n) = floor(product of next n primes / product of next n composite numbers). A77145