Properties of the Number 78355

Seventy-Eight Thousand Three Hundred Fifty-Five

Basics

Value: 78354 → 78355 → 78356

Parity: odd

Prime: No

Previous Prime: 78347

Next Prime: 78367

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 5 × 15671

Divisors: 1, 5, 15671, 78355

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10011001000010011

Octal: 231023

Duodecimal: 39417

Hexadecimal: 13213

Square: 6139506025

Square Root: 279.9196313229924

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

Base 8 digits are, in order, the first n terms of the periodic sequence with initial period 2,3,1,0. A37755

Minimal (positive) solution a(n) of Pell equation b(n)² - D(n)*a(n)² = +4 with D(n)= A077425(n). The companion sequence is a(n)=A077428(n). A78355