Properties of the Number 67144

Sixty-Seven Thousand One Hundred Forty-Four

Basics

Value: 67143 → 67144 → 67145

Parity: even

Prime: No

Previous Prime: 67141

Next Prime: 67153

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 ³ × 7 × 11 × 109

Divisors: 1, 2, 4, 7, 8, 11, 14, 22, 28, 44

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10000011001001000

Octal: 203110

Duodecimal: 32A34

Hexadecimal: 10648

Square: 4508316736

Square Root: 259.1215930793881

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

Starts of runs of 3 consecutive tribonacci-Niven numbers (A352089). A352091

Number of relatively prime strict compositions of n with no 1's. A337451

Number of edges among all distinct circles that can be constructed from an n X n square grid of points when each pair of points is connected by a circle and the points lie at the ends of a diameter of the circle. A360353

Start with {1}, then at each step replace it with the set of all pairwise products and sums of its elements (an element can be paired with itself). a(n) gives the number of elements after n-th step. A352969

Numbers k such that σ(φ(k)) == 0 (mod k). A67144