Properties of the Number 21034

Twenty-One Thousand Thirty-Four

Basics

Value: 21033 → 21034 → 21035

Parity: even

Prime: No

Previous Prime: 21031

Next Prime: 21059

Digit Sum: 10

Digital Root: 1

Palindrome: No

Factorization: 2 × 13 × 809

Divisors: 1, 2, 13, 26, 809, 1618, 10517, 21034

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 101001000101010

Octal: 51052

Duodecimal: 1020A

Hexadecimal: 522a

Square: 442429156

Square Root: 145.03103116229988

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

Expansion of Molien series for 16-dimensional real Clifford group C₄ of genus 4 and order 178362777600. A110160

a(n) = 2·A052186(n) - n!. A201684

Triangle read by rows, T(n,k) = !n + (k-1)*(n-1)!, with n>=1, 1<=k<=n; Position of the first n-letter permutation beginning with number k in the list of lexicographically sorted permutations A030299. A237450

Indices of primes in the 10th-order Fibonacci number sequence, A127194. A257073

Positions of 0's in A330314. A330325

Dispersion of (5·n-floor(n·sqrt(5))), by antidiagonals. A191539

Number of n X n binary arrays with every 1 adjacent to at least one other 1 both bishopwise and rookwise but with no three 1s in a row bishopwise or rookwise. A144235

Smallest number that is the area of n distinct Pythagorean triangles. A55193

Numbers n such that there are five distinct triples (k, k+n, k+2n) of squares. A214155

Number of M-sequences m₀,...,m₅ with m₁ < n. A11821