Properties of the Number 67427

Sixty-Seven Thousand Four Hundred Twenty-Seven

Basics

Value: 67426 → 67427 → 67428

Parity: odd

Prime: Yes

Previous Prime: 67421

Next Prime: 67429

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 67427

Divisors: 1, 67427

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000011101100011

Octal: 203543

Duodecimal: 3302B

Hexadecimal: 10763

Square: 4546400329

Square Root: 259.66709456532993

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 that remain prime through 4 iterations of function f(x) = 9x + 4. A23325

Lower twin primes with lower twin prime index. A88460

Primes p such that p+6, p-6, 2·p+3 and 2·p-3 are prime. A356079

Primes of the form 9n²-8n+2. A154253

Number of (n+2) X (1+2) 0..1 arrays with no 3·3 subblock diagonal sum 0 or 1 and no antidiagonal sum 0 or 1 and no row sum 0 or 1 and no column sum 0 or 1. A255020

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 0), (-1, -1, 1), (-1, 0, 0), (1, 0, -1), (1, 1, 1)}. A149607

Integers k such that 28*φ(29·197³*k) is not a totient number where φ is the totient function. A361396

Seventh column of triangle A067425. A67427

Numbers n such that 911·n + 13 is prime. A108762