Properties of the Number 18169

Eighteen Thousand One Hundred Sixty-Nine

Basics

Value: 18168 → 18169 → 18170

Parity: odd

Prime: Yes

Previous Prime: 18149

Next Prime: 18181

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 18169

Divisors: 1, 18169

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 100011011111001

Octal: 43371

Duodecimal: A621

Hexadecimal: 46f9

Square: 330112561

Square Root: 134.79243302203577

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

Balanced primes of order eight. A96700

Primes p such that A001177(p) = (p-1)/8. A308801

Inverse Moebius transform of A000056. A350156

Primes p such that the sum of the digits of p is not prime, but the sum of the cubes of the digits of p is prime. A91365

a(n) = 13·n² - 16·n + 5. A202141

Prime numbers congruent to 1 or 169 modulo 240 representable by both x² + 150·y² and x² + 960·y². A325087

Trajectory of 1496 under repeated application of the map defined in A053392. A328974

Incorrect duplicate of A297408. A7355

4th column of number array A083075. A83079

Primes prime(k) such that prime(k)*k falls between twin primes. A80174