Properties of the Number -138401

One Hundred Thirty-Eight Thousand Four Hundred One

Basics

Value: -138402 → -138401 → -138400

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 138401

Divisors: 1, 138401

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100001110010100001

Octal: -416241

Duodecimal: -68115

Hexadecimal: -21ca1

Square: 19154836801

Square Root: 372.02284876066415

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

Primes of the form k² + 17. A228244

k-th lower twin prime, where k is the n-th Fibonacci number. A93306

Artiads (A001583) congruent to 1 mod 50 and for which 5 is a quintic residue. A271210

n=x²+17, n and n+2 are prime. A178050