Properties of the Number 27849

Twenty-Seven Thousand Eight Hundred Forty-Nine

Basics

Value: 27848 → 27849 → 27850

Parity: odd

Prime: No

Previous Prime: 27847

Next Prime: 27851

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 3 × 9283

Divisors: 1, 3, 9283, 27849

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 110110011001001

Octal: 66311

Duodecimal: 14149

Hexadecimal: 6cc9

Square: 775566801

Square Root: 166.88019654830228

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

a(n) = 1250·n² - 700·n + 99. A154359

Numerators of continued fraction convergents to sqrt(557). A42066

Becomes prime after exactly 8 iterations of f(x) = sum of prime factors of x. A47827

Becomes prime or 4 after exactly 10 iterations of f(x) = sum of prime factors of x. A48132

Sum of the odd parts in the partitions of n into 9 parts. A309657

Number of n X n binary arrays symmetric under 180 degree rotation with all ones connected only in a 1110-0100-0111 pattern in any orientation. A146878

Numbers belonging to cycles of length 3 under the Kaprekar map A151949. A164725

a(n) = (n+1)*(5·n²+4·n+1). A27849

Number of (n+1) X 4 0..3 arrays with every 2 X 2 subblock in a row having an equal number of equal diagonal or equal antidiagonal elements, adjacent rows differing in this number, and new values 0..3 introduced in row major order. A206164