Properties of the Number -122265

One Hundred Twenty-Two Thousand Two Hundred Sixty-Five

Basics

Value: -122266 → -122265 → -122264

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 5 × 11 × 13 × 19

Divisors: 1, 3, 5, 9, 11, 13, 15, 19, 33, 39

Polygonal

Triangular: Yes

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11101110110011001

Octal: -356631

Duodecimal: -5A909

Hexadecimal: -1dd99

Square: 14948730225

Square Root: 349.6641245538352

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

Amicable numbers. A63990

Smaller of an amicable pair: (a,b) such that σ(a) = σ(b) = a+b, a < b. A2025

Amicable pairs. A259180

Triangular numbers that are the product of two triangular numbers greater than 1. A188630

Triangular numbers T(k) that are three times another triangular number: T(k) such that T(k) = 3·T(m) for some m. A76140

Amicable pairs (x < y) ordered by nondecreasing sum (x + y) and then by increasing x. A259933

Odd amicable numbers. A262625

Amicable pairs with the property that the number of divisors of the smaller member is greater than the number of divisors of the larger member. A328063

Smaller of amicable pair (x, y) as they are listed in A259933. A260086

Amicable pairs of odd numbers. A262623