Properties of the Number -72996

Seventy-Two Thousand Nine Hundred Ninety-Six

Basics

Value: -72997 → -72996 → -72995

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 33

Digital Root: 6

Palindrome: No

Factorization: 2 ² × 3 × 7 × 11 × 79

Divisors: 1, 2, 3, 4, 6, 7, 11, 12, 14, 21

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10001110100100100

Octal: -216444

Duodecimal: -362B0

Hexadecimal: -11d24

Square: 5328416016

Square Root: 270.17771928861936

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

Numbers k such that the three second-degree cyclotomic polynomials x² + 1, x² - x + 1 and x² + x + 1 are simultaneously prime when evaluated at x=k. A87277

Least k such that p = k² + 1 and q = (k+2n)² + 1 are two consecutive prime numbers of the same form with q - p square. A339008

Integers k such that there exists an integer 0<m<k such that (1/σ(m)² + 1/σ(k)²)*(m+k)² = 1. A383964

Number of nonnegative solutions of x1² + x2² + ... + x12² = n. A45853

a(n) = (n/2)*∑_k=1..n C(n + k, n)*C(k, n - k)/k. A298700