Properties of the Number 86143

Eighty-Six Thousand One Hundred Forty-Three

Basics

Value: 86142 → 86143 → 86144

Parity: odd

Prime: Yes

Previous Prime: 86137

Next Prime: 86161

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 86143

Divisors: 1, 86143

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101000001111111

Octal: 250177

Duodecimal: 41A27

Hexadecimal: 1507f

Square: 7420616449

Square Root: 293.50127768035355

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

Prime numbers that are the sum of the divisors of some n. A23195

Primes of the form p² + p + 1 when p is prime. A53183

Terms of A000203 that are prime. A62700

Primes p such that there are positive integers m and n and a prime q such that p = m²+m-q = n²+n+q. A162652

Primes of the form ((p-1)/2)²+((p+1)/2), where p is prime. A163418

Primes of the form 4·k² - 10·k + 7 with k positive. A73337

Primes of form (p^x - 1)/(p^y - 1), p prime. A3424

Primes of the form 2·n² + 82·n + 39. A217620

Primes p of the form σ(2k-1) for a number k. A247837

Primes q appearing in A330832: that is, if A330832(n)=p·q, where p is prime and q=(p^k-1)/(p-1) is prime, then a(n)=q. A330835

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