Properties of the Number -77440

Seventy-Seven Thousand Four Hundred Forty

Basics

Value: -77441 → -77440 → -77439

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 ⁷ × 5 × 11 ²

Divisors: 1, 2, 4, 5, 8, 10, 11, 16, 20, 22

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10010111010000000

Octal: -227200

Duodecimal: -38994

Hexadecimal: -12e80

Square: 5996953600

Square Root: 278.2804340948174

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) = sum of the n-th column of the array A265163(n,k). See Comments for more details. A265165

Numbers with prime factorization pq^2r^7. A190466

Number of 2 X 2 matrices having all terms in {1,...,n} and odd determinant. A211065

Triangle of Gely numbers, read by rows. A132795

Number of (n+2) X (n+2) 0..1 arrays with no 3 X 3 subblock diagonal sum 0 and no antidiagonal sum 3 and no row sum 0 or 3 and no column sum 0 or 3. A258958

Triangle whose (i,j)-th entry is binomial(i,j)*4^i-j*11^j. A38241

Triangle whose (i,j)-th entry is binomial(i,j)*11^i-j*4^j. A38318