Properties of the Number -6748

Seven Hundred Forty-Eight

Basics

Value: -6749 → -6748 → -6747

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 ² × 7 × 241

Divisors: 1, 2, 4, 7, 14, 28, 241, 482, 964, 1687

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: -1101001011100

Octal: -15134

Duodecimal: -3AA4

Hexadecimal: -1a5c

Square: 45535504

Square Root: 82.1462111116514

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

Numbers n such that Bernoulli number B_n has denominator 870. A272185

Numbers k such that 7·4^k + 1 is prime. A2255

Sum of smallest parts of all partitions of n into odd parts. A92314

a(n) = (9·n² + 13·n + 6)/2. A64226

Zero, together with positive numbers k such that prime(k) - k is a square. A64370

a(n) = (9·n² - 5·n + 2)/2. A140064

Numbers k such that k | sigma₈(k). A55712

a(n) = ∑_{k=0..floor(3·n/8)} binomial(k,3·n-8·k). A392272

Triangle read by rows: T(n,k) is the number of permutations of k elements from [1..n] without consecutive adjacent values. A338526

Smallest number k such that exactly half the numbers in [1..k] are prime(n)-smooth. A290154