Properties of the Number -180118

One Hundred Eighty Thousand One Hundred Eighteen

Basics

Value: -180119 → -180118 → -180117

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 × 90059

Divisors: 1, 2, 90059, 180118

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -101011111110010110

Octal: -537626

Duodecimal: -8829A

Hexadecimal: -2bf96

Square: 32442493924

Square Root: 424.4031102619301

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

First number of height n in Recamán's sequence A005132. A64290

Values of A005132(n) at which the ratio A005132(n)/n sets a new record. A64621

a(n)/2ⁿ is the expected length of the longest palindromic subsequence of a length-n binary string. A320910