Properties of the Number 83340

Eighty-Three Thousand Three Hundred Forty

Basics

Value: 83339 → 83340 → 83341

Parity: even

Prime: No

Previous Prime: 83339

Next Prime: 83341

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 ² × 3 ² × 5 × 463

Divisors: 1, 2, 3, 4, 5, 6, 9, 10, 12, 15

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10100010110001100

Octal: 242614

Duodecimal: 40290

Hexadecimal: 1458c

Square: 6945555600

Square Root: 288.6866813692658

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

Numbers on the square spiral board that are enclosed by four primes. A341542

a(n) is a non-palindromic composite located between twin primes whose reverse, which is less than it, is also located between twin primes. A103741

G.f.: (x+4·x³+x⁵)/((1-x)²*(1-x²)²*(1-x³)²). A83708

Sequence of the "Natural Jewels": a natural jewel is a number that is totally enclosed by prime numbers in a version of Ulam Spiral. A172294

Number of 3X3 0..n arrays with each 2X2 subblock determinant nonzero and the array of 2X2 subblock determinants symmetric under 90 degree rotation. A187529

Numbers n such that A020549(n)=(n!)²+1 is a semiprime. A83340

Number of nX3 0..3 arrays with diagonals and rows unimodal and antidiagonals nondecreasing. A224276

Number of (n+2)X(2+2) 0..1 arrays with every 3X3 subblock diagonal maximum plus antidiagonal maximum nondecreasing horizontally and vertically. A253979

Number of (2+2)X(n+2) 0..1 arrays with every 3X3 subblock diagonal maximum plus antidiagonal maximum nondecreasing horizontally, vertically and ne-to-sw antidiagonally. A254391