Properties of the Number 27027

Twenty-Seven Thousand Twenty-Seven

Basics

Value: 27026 → 27027 → 27028

Parity: odd

Prime: No

Previous Prime: 27017

Next Prime: 27031

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ³ × 7 × 11 × 13

Divisors: 1, 3, 7, 9, 11, 13, 21, 27, 33, 39

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 110100110010011

Octal: 64623

Duodecimal: 13783

Hexadecimal: 6993

Square: 730458729

Square Root: 164.39890510584308

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

Coefficient triangle of certain polynomials N(5; m,x). A62190

Number of compositions of n that avoid the pattern 12-3. A188900

Number T(n,k) of 2n-length strings of balanced parentheses of exactly k different types that are introduced in ascending order; triangle T(n,k), n>=0, 0<=k<=n, read by rows. A253180

a(n) = n*(n+1)*(n+2)*(n+7)/24. A5582

Numbers n such that φ(n)=φ(n+5), with Euler's totient function φ=A000010. A179187

a(n) = (n+1)*binomial(n+6,6). A27818

Numbers which are the sum of two positive cubes and divisible by 11. A101852

Number of nonnegative solutions of x1² + x2² + ... + x9² = n. A45851

1-parking triangle T(r, i, 1) read by rows: T(r, i, k) = (r + 1)^i-1*binomial(k*(r + 1) + r - i - 1, r - i) with k = 1 and 0 <= i <= r. A329057

Fourth accumulation array, T, of the natural number array A000027, by antidiagonals. A185509