Properties of the Number -27848

Twenty-Seven Thousand Eight Hundred Forty-Eight

Basics

Value: -27849 → -27848 → -27847

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 2 ³ × 59 ²

Divisors: 1, 2, 4, 8, 59, 118, 236, 472, 3481, 6962

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -110110011001000

Octal: -66310

Duodecimal: -14148

Hexadecimal: -6cc8

Square: 775511104

Square Root: 166.87720036002523

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+1)-+a(n)=prime, a(n+1)*a(n)=Average of twin prime pairs, a(1)=1,a(2)=4. A154493

Nonpalindromic numbers k such that k is not divisible by 10 and k·R(k) is a square, where R(k) is the reversal of k (A004086). A62917

a(n) is the least index such that the least primitive root of the a(n)-th prime is n, or zero if no such prime exists. A66529

Numbers k such that all the following properties hold: (i) k·reverse(k) is a square; (ii) k ≠ reverse(k); (iii) k and reverse(k) are not both squares; and (iv) k and reverse(k) have the same number of digits. A82994

Numbers k such that k, k + 1 and k + 2 have the same number of divisors in Eisenstein integers. A332387

Numbers k such that k | A047842(k). A278439

Table T(n,k) = -2·T(n-1,k)+T(n-1,k+1) = T(n,k-4), 0<=n. A140287

Either 8th power of a prime, or product of a square and a cube of two different primes. A272191

Numbers n such that 2ⁿ == 1 (mod σ(n)). A278836

Discriminants of totally complex sextic fields (negated). A23687