Properties of the Number 76985

Seventy-Six Thousand Nine Hundred Eighty-Five

Basics

Value: 76984 → 76985 → 76986

Parity: odd

Prime: No

Previous Prime: 76963

Next Prime: 76991

Digit Sum: 35

Digital Root: 8

Palindrome: No

Factorization: 5 × 89 × 173

Divisors: 1, 5, 89, 173, 445, 865, 15397, 76985

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 10010110010111001

Octal: 226271

Duodecimal: 38675

Hexadecimal: 12cb9

Square: 5926690225

Square Root: 277.46170906991836

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

a(1)=a(2)=a(3)=1, a(4)=3; thereafter a(n) = a(n-1) + a(n-3). A179070

2nd row of the 3-Zeckendorf array (A136189), including prepended terms. A372760

Numbers n such that P(13·n) is prime, where P(n) is the unrestricted partition number. A113518

a(n) is the largest number that can be expressed as the sum of three triangular numbers in exactly n ways. A330810

a(n) is the largest number that can be expressed as the sum of three positive triangular numbers in exactly n ways. A330811

Smallest Fibonacci numbers having exactly n Fibonacci divisors. A76985