Properties of the Number -7772

Seven Hundred Seventy-Two

Basics

Value: -7773 → -7772 → -7771

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 ² × 29 × 67

Divisors: 1, 2, 4, 29, 58, 67, 116, 134, 268, 1943

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1111001011100

Octal: -17134

Duodecimal: -45B8

Hexadecimal: -1e5c

Square: 60403984

Square Root: 88.15894736213676

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

Log of g.f. for rooted trees. A6900

Triangle read by rows: number of nonisomorphic semigroups of order n with k idempotents. A58108

Decimal part of a(n)^1/2 starts with a 'nine digits' anagram. A34277

Trajectory of 19 under the `19x+1' map. A57685

Numbers in which 7 outnumbers all other digits together. A292737

T(n,k)=Number of nXk 0..2 arrays with values 0..2 introduced in row major order, the number of instances of each value within one of each other, and every element equal to at least one horizontal or vertical neighbor. A199237

Numbers with digits 2 and 7 only. A284921

a(n) = dot_product(1,2,...,n)*(3,4,...,n,1,2). A26037

Number of parts in all partitions of n in which no part occurs more than 3 times. A117148

a(n) = n*(19·n-15)/2. A226490