Properties of the Number -640204

Six Hundred Forty Thousand Two Hundred Four

Basics

Value: -640205 → -640204 → -640203

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 2 ² × 29 × 5519

Divisors: 1, 2, 4, 29, 58, 116, 5519, 11038, 22076, 160051

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -10011100010011001100

Octal: -2342314

Duodecimal: -26A5A4

Hexadecimal: -9c4cc

Square: 409861161616

Square Root: 800.1274898414626

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

List of pairs (n,m) with n < m such that the decimal expansion of m is a cyclic shift of that of n and m² is a cyclic shift of n². A134514

Second elements of the pairs listed in A134514. A134585