Properties of the Number -64004

Sixty-Four Thousand Four

Basics

Value: -64005 → -64004 → -64003

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 2 ² × 16001

Divisors: 1, 2, 4, 16001, 32002, 64004

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1111101000000100

Octal: -175004

Duodecimal: -31058

Hexadecimal: -fa04

Square: 4096512016

Square Root: 252.99011838409817

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 φ(k) = φ(k+1). A1274

Number of compositions of n such that every part occurs with the same multiplicity. A98504

Number of compositions (ordered partitions) of n into heptagonal numbers (A000566). A322799

a(n) = n³ + 4. A274077

A number n is included in the sequence if and only if the n-th integer from among those positive integers which are coprime to n+1 = the (n+1)-st integer from among those positive integers which are coprime to n. A139766