Properties of the Number -138623

One Hundred Thirty-Eight Thousand Six Hundred Twenty-Three

Basics

Value: -138624 → -138623 → -138622

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 67 × 2069

Divisors: 1, 67, 2069, 138623

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

375 Try Today's Challenge

Representations

Binary: -100001110101111111

Octal: -416577

Duodecimal: -6827B

Hexadecimal: -21d7f

Square: 19216336129

Square Root: 372.32109797861307

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

Number of polyhexes with n cells that tile the plane by 180-degree rotation (Conway criterion). A75211

Odd composite numbers k all of whose divisors larger than 1 are not binary palindromes (A006995) such that the divisors of the binary reversal of k (A030101) are the binary reversals of the divisors of k. A331664