Properties of the Number -727609

Seven Hundred Twenty-Seven Thousand Six Hundred Nine

Basics

Value: -727610 → -727609 → -727608

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 853 ²

Divisors: 1, 853, 727609

Polygonal

Triangular: No

Square: Yes

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

9108 Try Today's Challenge

Representations

Binary: -10110001101000111001

Octal: -2615071

Duodecimal: -2B10A1

Hexadecimal: -b1a39

Square: 529414856881

Square Root: 853

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

G.f.: 1 / ∏_n>=0 (1 - xⁿ⁺⁶)⁽ⁿ⁺¹*(n+2)*(n+3)*(n+4)*(n+5)/5!). A264926

"Binary prime squares": squares whose binary expansions, read as decimal expansions, are primes. A108324

Smallest nontrivial extension of n-th palindromic prime which is a square. A30681

Primes squared of the form k + prime(k). A104935

a(n) = prime² and digits of prime do not appear in a(n). A30088

Least square s such that A078142(s) is equal to the n-th prime. A76830

Number of nX3 binary arrays with no element equal to the mod 3 sum of its diagonal and antidiagonal neighbors. A183370

Smallest composite k such that φ(k) > k*(1-1/n²). A69639

Squares of numbers in Perrin sequence. A192932