Properties of the Number 67247

Sixty-Seven Thousand Two Hundred Forty-Seven

Basics

Value: 67246 → 67247 → 67248

Parity: odd

Prime: Yes

Previous Prime: 67231

Next Prime: 67261

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 67247

Divisors: 1, 67247

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10000011010101111

Octal: 203257

Duodecimal: 32ABB

Hexadecimal: 106af

Square: 4522159009

Square Root: 259.3202653091347

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 16·k-1 such that 4·k-1 and 8·k-1 are also primes. A101793

Primes p with π(p), π(2·p), π(3·p) and π(4·p) all prime, where π(x) denotes the number of primes not exceeding x. A240604

Numbers m such that Conv(b,m) = b has a unique nontrivial solution (b = 0 and b = 1 are considered trivial solutions). Here, Conv(b,m) denotes the limit of b^^t (mod m) as t goes to infinity. A347561

Primes such that the next 10 prime gaps are all distinct. A372550

Number of difference sets of subsets of {1,2,...,n}, i.e., the size of {D(A) : A subset [n] }, where D(A)={a_i-a_j : a_i>a_j and a_i,a_j in A}. A67247