Properties of the Number -129245

One Hundred Twenty-Nine Thousand Two Hundred Forty-Five

Basics

Value: -129246 → -129245 → -129244

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 5 × 25849

Divisors: 1, 5, 25849, 129245

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4938 Try Today's Challenge

Representations

Binary: -11111100011011101

Octal: -374335

Duodecimal: -62965

Hexadecimal: -1f8dd

Square: 16704270025

Square Root: 359.5066063370741

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

Numbers n such that φ(n-1) + φ(n+1) = φ(2n). A67701

Row sums of triangle A131252. A131253