Properties of the Number 71993

Seventy-One Thousand Nine Hundred Ninety-Three

Basics

Value: 71992 → 71993 → 71994

Parity: odd

Prime: Yes

Previous Prime: 71987

Next Prime: 71999

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 71993

Divisors: 1, 71993

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10001100100111001

Octal: 214471

Duodecimal: 357B5

Hexadecimal: 11939

Square: 5182992049

Square Root: 268.31511325305553

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

Numbers such that every cyclic permutation is a prime. A68652

Circular primes that are not repunits. A293663

Primes p such that exactly five numbers among all circular permutations of the digits of p are prime. A344629

Smallest of 3 consecutive prime numbers such that p1·p2·p3·d1·d2=average of twin prime pairs; p1,p2,p3 consecutive prime numbers; d1(δ)=p2-p1, d2(δ)=p3-p2. A153409

Indices of primes in the 7th-order Fibonacci number sequence, A060455. A253318

Primes that remain prime through 3 iterations of function f(x) = 3x + 4. A23278

Primes p such that none of p-2, p-1, p+1, and p+2 is squarefree. A153215

Primes of the form 16·m² + 169, m=1,2,3,... A87862

Number of 0..n arrays x(0..7) of 8 elements with zero 5th differences. A200275

Primes of the form 9n³-7. A200964