Properties of the Number 67601

Sixty-Seven Thousand Six Hundred One

Basics

Value: 67600 → 67601 → 67602

Parity: odd

Prime: Yes

Previous Prime: 67589

Next Prime: 67607

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 67601

Divisors: 1, 67601

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000100000010001

Octal: 204021

Duodecimal: 33155

Hexadecimal: 10811

Square: 4569895201

Square Root: 260.00192306981114

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

Number of polyominoes consisting of 6 regular unit n-gons. A103472

A239459(n) / n. A239462

Primes of the form (m^p² - 1)/(m^p - 1) with prime p and integer m >= 2. A383925

Least of three consecutive primes p, q, r such that p + q, p + r, q + r and p + q + r all have the same number of prime divisors, counted with multiplicity. A368785

a(n) is the smallest prime p where |d(p-1) - d(p+1)| = n. (d(m) = the number of divisors of m.) A145338

a(n) = 1 + 100·n² for n >= 0. A323178

a(n) is the number of inequivalent permutations of {0..2n-1}, such that the first differences (modulo 2n) are a permutation of {1..2n-1}. A67601

Numbers n such that 1+16n², 1+16(n+1)² and 1+16(n+2)² are prime. A255635

Even indices of Fibonacci numbers which are the sum of two squares. A236264