Properties of the Number -128375

One Hundred Twenty-Eight Thousand Three Hundred Seventy-Five

Basics

Value: -128376 → -128375 → -128374

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 5 ³ × 13 × 79

Divisors: 1, 5, 13, 25, 65, 79, 125, 325, 395, 1027

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

7925 Try Today's Challenge

Representations

Binary: -11111010101110111

Octal: -372567

Duodecimal: -6235B

Hexadecimal: -1f577

Square: 16480140625

Square Root: 358.2945715469326

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

Smallest y such that Mordell's elliptic curve x³-y²=d (for positive d) has an integral point in the quadratic extension sqrt(A202057(n)). A202055

Nonprime terms in A210494. A230214

p-INVERT of (1,1,0,0,0,0,...), where p(S) = 1 - S⁵. A291380