Properties of the Number 27048

Twenty-Seven Thousand Forty-Eight

Basics

Value: 27047 → 27048 → 27049

Parity: even

Prime: No

Previous Prime: 27043

Next Prime: 27059

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 ³ × 3 × 7 ² × 23

Divisors: 1, 2, 3, 4, 6, 7, 8, 12, 14, 21

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 110100110101000

Octal: 64650

Duodecimal: 137A0

Hexadecimal: 69a8

Square: 731594304

Square Root: 164.46276174259023

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

Indices of primes followed by a gap (distance to next larger prime) of 44. A320720

Number T(n,k) of Dyck paths of semilength n having exactly k (possibly overlapping) occurrences of the consecutive steps UDUUDU (with U=(1,1), D=(1,-1)); triangle T(n,k), n>=0, 0<=k<=max(0,floor(n/2)-1), read by rows. A243366

Number of compositions of n into 7 ordered relatively prime parts. A23032

Triangular array formed by the little Schröder numbers s(n,k). A110440

Difference between the product of two consecutive primes and the next prime. A111071

Area A of the cyclic quadrilaterals PQRS with PQ>=QR>=RS>=SP, such that A, the sides, the radius of the circumcircle and the two diagonals are integers. A219225

a(n) = n*(2·n² + 5·n + 3). A163815

Number of Dyck paths of semilength n having exactly 3 (possibly overlapping) occurrences of the consecutive steps UDUUDU (with U=(1,1), D=(1,-1)). A243415

G.f. = (3·x⁴+5·x²+6·x-7)/(4·x⁷+x⁴+x²+x-1). A362923

a(n) = ∑_{i=1..floor((n+2)/4)} a(2i-1)*a(n-2i+1), with a(1)=2, a(2)=1, and a(3)=3. A24961