Properties of the Number 73387

Seventy-Three Thousand Three Hundred Eighty-Seven

Basics

Value: 73386 → 73387 → 73388

Parity: odd

Prime: Yes

Previous Prime: 73379

Next Prime: 73417

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 73387

Divisors: 1, 73387

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10001111010101011

Octal: 217253

Duodecimal: 36577

Hexadecimal: 11eab

Square: 5385651769

Square Root: 270.90035068268185

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 having only {3, 7, 8} as digits. A260381

Coefficients of the A-Dyson Mod 27 identity. A104501

a(3)=5, a(4)=8, a(5)=12; thereafter a(n) = a(n-1) + A000931(n+7). A220885

Number of nX6 0..1 arrays with every element unequal to 0, 1 or 5 king-move adjacent elements, with upper left element zero. A303717

Expansion of e.g.f. tan(log(x+1) - sinh(x)). A13260

E.g.f.: arctanh(log(x+1)-sinh(x)) = -1/2!*x² + 1/3!*x³ - 6/4!*x⁴ + 23/5!*x⁵ - ... A13266

Expansion of (1-x)^-1/(1-2·x+2·x²+2·x³). A77862

Convolution triangle of A002605(n) (generalized (2,2)-Fibonacci), n>=0. A73387

T(n,k)=Number of nXk 0..1 arrays with every element unequal to 0, 1 or 5 king-move adjacent elements, with upper left element zero. A303719

Numbers k such that (22·10^k + 161)/3 is prime. A282278