Properties of the Number 33380

Thirty-Three Thousand Three Hundred Eighty

Basics

Value: 33379 → 33380 → 33381

Parity: even

Prime: No

Previous Prime: 33377

Next Prime: 33391

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 ² × 5 × 1669

Divisors: 1, 2, 4, 5, 10, 20, 1669, 3338, 6676, 8345

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1000001001100100

Octal: 101144

Duodecimal: 17398

Hexadecimal: 8264

Square: 1114224400

Square Root: 182.70194306574848

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

T(n,k)=Number of 0..k arrays of length n with each element differing from at least one neighbor by 2 or more. A221524

Number of subsets of {1..n} containing no differences or quotients of pairs of distinct elements. A326490

Number of partitions of n with difference 7 between the number of odd parts and the number of even parts, both counted without multiplicity. A242698

Each term is previous term plus floor of root mean square of two previous terms. A114834

Number of binary strings of length n with no substrings equal to 0001 0101 or 0111. A164470

Number of 5-bead necklaces labeled with numbers -n..n not allowing reversal, with sum zero and avoiding the pattern z z+1 z+2. A209074

Number of 0..6 arrays of length n with each element differing from at least one neighbor by 2 or more. A221522

Number of 0..n arrays of length 6 with each element differing from at least one neighbor by 2 or more. A221526

Number of nX6 0..1 arrays with every element unequal to 0, 1, 2, 5, 6 or 8 king-move adjacent elements, with upper left element zero. A316418

Row sums of A370942: a(n) is the total number of nonempty, longest nonoverlapping properly nested substrings among all strings of parentheses of length n. A370943