Properties of the Number 76421

Seventy-Six Thousand Four Hundred Twenty-One

Basics

Value: 76420 → 76421 → 76422

Parity: odd

Prime: Yes

Previous Prime: 76403

Next Prime: 76423

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 76421

Divisors: 1, 76421

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

603 Try Today's Challenge

Representations

Binary: 10010101010000101

Octal: 225205

Duodecimal: 38285

Hexadecimal: 12a85

Square: 5840169241

Square Root: 276.4434842784326

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

Primes of the form 2n²+14n+5. A154577

First of three consecutive primes p, q, r such that p + q - r, p² + q² - r² and p³ + q³ - r³ are all prime. A358744

Number of strict integer partitions of 2n with reverse-alternating sum 4. A343941

Decimal expansion of second solution to tan(x) = tanh(x). A76421