Properties of the Number 5981

Five Thousand Nine Hundred Eighty-One

Basics

Value: 5980 → 5981 → 5982

Parity: odd

Prime: Yes

Previous Prime: 5953

Next Prime: 5987

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 5981

Divisors: 1, 5981

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1011101011101

Octal: 13535

Duodecimal: 3565

Hexadecimal: 175d

Square: 35772361

Square Root: 77.33692520394123

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 that are palindromic in base 2 (but written here in base 10). A16041

Primes p such that x²³ = 2 has no solution mod p. A40984

Primes that are the sum of 11 consecutive primes. A127340

Decimal value of the bitmap of active segments in 7-segment display of the number n, variant 1: bits 0-6 refer to segments from top to bottom, left to right. A234691

Least prime in A031924 (lesser of 6-twins) such that the distance to the next 6-twin is 2·n. A52352

Mother primes of order 6. A136065

Smallest prime factor of A104357(n) = A104350(n) - 1. A104358

Primes of the form (4·n²-8·n-9)/3. A154616

Primes p such that p1=Floor[p/2]+p is prime and p2=Ceiling[p1/2]+p1 is prime. A158712

a(n) = 3·a(n-1) + 46·a(n-2) + a(n-3) with a(0)=a(1)=3, a(2)=101. A215560