Properties of the Number 844

Eight Hundred Forty-Four

Basics

Value: 843 → 844 → 845

Parity: even

Prime: No

Previous Prime: 839

Next Prime: 853

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 2 ² × 211

Divisors: 1, 2, 4, 211, 422, 844

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101001100

Octal: 1514

Duodecimal: 5A4

Hexadecimal: 34c

Square: 712336

Square Root: 29.0516780926679

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

Coordination sequence T1 for Zeolite Code ABW and ATN. A8000

List of totally balanced sequences of 2n binary digits written in base 10. Binary expansion of each term contains n 0's and n 1's and reading from left to right (the most significant to the least significant bit), the number of 0's never exceeds the number of 1's. A14486

Smallest term of first run of (at least) n consecutive integers which are not squarefree. A45882

Number of integer partitions of n without any three parts (a,b,c) (repeats allowed) satisfying a + b = c. A variation of sum-free partitions. A364345

a(n) = n² + 3. A117950

Number of integer partitions of n with more than one part of least multiplicity. A362609

Numbers m such that the Bernoulli number B_m has denominator 30. A51226

Numbers k whose largest divisor <= sqrt(k) equals 4. A161424

Primes multiplied by 4. A1749

Composite numbers k such that the digits of the prime factors of k are either 1 or 2. A36302