Properties of the Number 65984

Sixty-Five Thousand Nine Hundred Eighty-Four

Basics

Value: 65983 → 65984 → 65985

Parity: even

Prime: No

Previous Prime: 65983

Next Prime: 65993

Digit Sum: 32

Digital Root: 5

Palindrome: No

Factorization: 2 ⁶ × 1031

Divisors: 1, 2, 4, 8, 16, 32, 64, 1031, 2062, 4124

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10000000111000000

Octal: 200700

Duodecimal: 32228

Hexadecimal: 101c0

Square: 4353888256

Square Root: 256.87350972803716

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

Obtain m by omitting trailing zeros from n; a(n) = smallest k such that k·m is a palindrome with even digits, or -1 if no such multiple exists. A61916

a(n) = 2^n-2*(2ⁿ⁺⁴-(-1)ⁿ+13). A240526

G.f. satisfies: A(x) = 1 + 4·x*AGM(A(x), A(x)³). A272823

Volume (multiplied by 3) of polyhedron formed by points (i,j,k) in Z³ with i²+j²+k² = n. A65984