Properties of the Number 27923

Twenty-Seven Thousand Nine Hundred Twenty-Three

Basics

Value: 27922 → 27923 → 27924

Parity: odd

Prime: No

Previous Prime: 27919

Next Prime: 27941

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 7 × 3989

Divisors: 1, 7, 3989, 27923

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 110110100010011

Octal: 66423

Duodecimal: 141AB

Hexadecimal: 6d13

Square: 779693929

Square Root: 167.1017654006085

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

Meandric numbers for a river crossing up to 7 parallel roads at n points. A208453

Sum of first n palindromic primes A002385. A46485

Numbers k such that k and k² use only the digits 2, 3, 6, 7 and 9. A137089

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 670", based on the 5-celled von Neumann neighborhood. A273394

Number of nX3 binary matrices with no initial bit string in any row or column divisible by 6. A181037

a(n) = least k such that E{1,2,...,k} >= 1² + 2² + ... + n², where E = 2nd elementary symmetric function. A27923