Properties of the Number -127785

One Hundred Twenty-Seven Thousand Seven Hundred Eighty-Five

Basics

Value: -127786 → -127785 → -127784

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 3 × 5 × 7 × 1217

Divisors: 1, 3, 5, 7, 15, 21, 35, 105, 1217, 3651

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11111001100101001

Octal: -371451

Duodecimal: -61B49

Hexadecimal: -1f329

Square: 16329006225

Square Root: 357.47027848479934

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

T(n,k)is the number of lower triangles of an n X n 0..k array with each element differing from all of its diagonal, vertical, antidiagonal and horizontal neighbors by one or less. A195232

Powers of fourth root of 23 rounded to nearest integer. A18112

Number of lower triangles of an n X n 0..2 array with each element differing from all of its diagonal, vertical, antidiagonal and horizontal neighbors by one or less. A195226

Number of lower triangles of a 5 X 5 0..n array with each element differing from all of its diagonal, vertical, antidiagonal and horizontal neighbors by one or less. A195235

Powers of fourth root of 23 rounded up. A18113