Properties of the Number -138101

One Hundred Thirty-Eight Thousand One Hundred One

Basics

Value: -138102 → -138101 → -138100

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 138101

Divisors: 1, 138101

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100001101101110101

Octal: -415565

Duodecimal: -67B05

Hexadecimal: -21b75

Square: 19071886201

Square Root: 371.61942898616053

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

Triangle read by rows: T(n,k) is the number of unlabeled acyclic digraphs with n >= 0 nodes and n-k outnodes (0 <= k <= n). A122078

Number of acyclic digraphs on n unlabeled nodes with a global source (or sink). A350415

a(n) is the number of ways to write prime(n) as a sum of distinct composites. A381251