Properties of the Number -123345

One Hundred Twenty-Three Thousand Three Hundred Forty-Five

Basics

Value: -123346 → -123345 → -123344

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 5 × 2741

Divisors: 1, 3, 5, 9, 15, 45, 2741, 8223, 13705, 24669

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

5184 Try Today's Challenge

Representations

Binary: -11110000111010001

Octal: -360721

Duodecimal: -5B469

Hexadecimal: -1e1d1

Square: 15213989025

Square Root: 351.20506830055854

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) = (A114043(n) - 1)/2. A115005

Least number·such that xⁿ has n digits equal to k. Case k=5. A285452

a(n) = min{p + q + r + ...} where p,q,r,... are distinct unary numbers - containing only ones, i.e., of the form (10^k - 1)/9 - formed by using a total of n ones. A110380