Properties of the Number 78325

Seventy-Eight Thousand Three Hundred Twenty-Five

Basics

Value: 78324 → 78325 → 78326

Parity: odd

Prime: No

Previous Prime: 78317

Next Prime: 78341

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 5 ² × 13 × 241

Divisors: 1, 5, 13, 25, 65, 241, 325, 1205, 3133, 6025

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10011000111110101

Octal: 230765

Duodecimal: 393B1

Hexadecimal: 131f5

Square: 6134805625

Square Root: 279.8660393831306

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(n) is defined by the condition that the decimal expansion of ∑_n>0 1/a(n)ⁿ = 1/a(1)¹ + 1/a(2)² + 1/a(3)³ + ... begins with the concatenation of these numbers; also a(1) = 3 and a(n) > a(n-1). A324222

Squarefree numbers of the form m·rad(m)+1, where rad = A007947 (squarefree kernel). A78325