Properties of the Number 91079

Ninety-One Thousand Seventy-Nine

Basics

Value: 91078 → 91079 → 91080

Parity: odd

Prime: Yes

Previous Prime: 91033

Next Prime: 91081

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 91079

Divisors: 1, 91079

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10110001111000111

Octal: 261707

Duodecimal: 4485B

Hexadecimal: 163c7

Square: 8295384241

Square Root: 301.7929753986994

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 k³ - k - 1. A116581

a(n) is the smallest prime q such that (q-p)/(r-q) = n, where p<q<r are consecutive primes (or 0 if none exist). A179256

Canyon primes (A134971) whose first and last digits are 9. A179673

Lesser of twin primes P(k) and P(k+1) such that Sd(P(k)) + Sd(P(k+1)) = Sd(k) + Sd(k+1), where Sd(x) is the sum of digits of x. A277111

Primes of the form (k - 1) * k * (k + 1) +- 1, k >= 1. A293861

a(n) = smallest prime Q of a consecutive prime triple {P, Q, R} such that floor( (R-Q) * (Q-P) / 8 ) = n. A375009

Numbers n which when converted to base 5, reversed and converted back to base 10 yield a number m such that n mod m = 0. Cases which are trivial or result in digit loss are excluded. A91079