Properties of the Number 42835

Forty-Two Thousand Eight Hundred Thirty-Five

Basics

Value: 42834 → 42835 → 42836

Parity: odd

Prime: No

Previous Prime: 42829

Next Prime: 42839

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 5 × 13 × 659

Divisors: 1, 5, 13, 65, 659, 3295, 8567, 42835

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1010011101010011

Octal: 123523

Duodecimal: 20957

Hexadecimal: a753

Square: 1834837225

Square Root: 206.96618081222834

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

Let f(n, m) = binomial(n - m/2 + 1, n - m + 1) - binomial(n - m/2, n - m + 1) and let s(n) = ∑_k=0..n f(n, k); then a(n) = numerator of s(n). A72287

a(n) = 25·n³ - n*(5·n+1)/2 + 1. A167467

Denominators of continued fraction convergents to sqrt(948). A42835

a(n) = ∑_k=0..n binomial(2·k,k)/(k+1)*binomial(2·n-1,n-k). A279013