Properties of the Number -72047

Seventy-Two Thousand Forty-Seven

Basics

Value: -72048 → -72047 → -72046

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 72047

Divisors: 1, 72047

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10001100101101111

Octal: -214557

Duodecimal: -3583B

Hexadecimal: -1196f

Square: 5190770209

Square Root: 268.41572234129654

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

Smallest emirp corresponding to the prime of A178583. A178584

Primes p such that if q is the next prime, the sum (with multiplicity) of prime factors of p² + q² is a square. A359443

Numbers k such that 66^k - 65^k is prime. A62632