Properties of the Number 64067

Sixty-Four Thousand Sixty-Seven

Basics

Value: 64066 → 64067 → 64068

Parity: odd

Prime: Yes

Previous Prime: 64063

Next Prime: 64081

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 64067

Divisors: 1, 64067

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1111101001000011

Octal: 175103

Duodecimal: 310AB

Hexadecimal: fa43

Square: 4104580489

Square Root: 253.11459855172322

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) = ∑_k>=1 floor(τ^n-k) where τ is A001622. A20956

Number of ways to place 3 points on an n X n X n triangular grid so that no pair of them has distance sqrt(3). A244501

Fourth prime p such that (p+n)²+n is prime but (p+j)²+j is not prime for all 0<j<n. A238676

Convolution of Lucas numbers and positive integers repeated (A000032 and A008619). A213046

Primes having only {0, 4, 6, 7} as digits. A386072

n-th step is to add a(n) to each previous number a(k) (excluding itself, i.e., k < n) to produce n more terms of the sequence, starting with a(0)=1, a(1)=2. A64067

Powers equal to (sum of first k primes) plus 1, for some k >= 0. A110996