Properties of the Number -122661

One Hundred Twenty-Two Thousand Six Hundred Sixty-One

Basics

Value: -122662 → -122661 → -122660

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ³ × 7 × 11 × 59

Divisors: 1, 3, 7, 9, 11, 21, 27, 33, 59, 63

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11101111100100101

Octal: -357445

Duodecimal: -5AB99

Hexadecimal: -1df25

Square: 15045720921

Square Root: 350.2299244781919

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 distinct perforation patterns for deriving (v,b) = (n+2,n) punctured convolutional codes from (4,1). A7229

a(n) = ∑_{k=0..floor(n/3)} |Stirling1(n,3·k)|. A357828

Alkane (or paraffin) numbers l(10,n). A18211

Number of n-element subsets of [n+7] having an even sum. A282083