Properties of the Number 28703

Twenty-Eight Thousand Seven Hundred Three

Basics

Value: 28702 → 28703 → 28704

Parity: odd

Prime: Yes

Previous Prime: 28697

Next Prime: 28711

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 28703

Divisors: 1, 28703

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111000000011111

Octal: 70037

Duodecimal: 1473B

Hexadecimal: 701f

Square: 823862209

Square Root: 169.41959744964572

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

Primes p such that p+8, p+86, p+864 are prime. A236302

G.f. satisfies A(x) = 1 + x·cycle_index(Cyclic(4), A(x)). A36719

Number of partitions of n such that the number of parts having multiplicity 1 is a part and the number of distinct parts is not a part. A241444

If a,b are prime numbers satisfying the Diophantine equation a³+b³=c², then a is -1 mod 12 and b is 1 mod 12, or vice versa. Choose 'a' to be -1 mod 12. This is the sequence of 'a' values, sorted by the magnitude of c. A99806

Integers k such that (2^k + 1) + (3^k + 1) + (5^k + 1) is prime. A268064

Decimal representation of the x-axis, from the origin to the right edge, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 246", based on the 5-celled von Neumann neighborhood. A280332

Values of q in A145767. A145798

Number of nonequivalent ways to place 2n nonattacking kings on a 4 X 2n chessboard under all symmetry operations of the rectangle. A321614

Primes p such that 3·p+2, 5·p+4 and 7·p+6 are also prime. A173876

a(2)=4; thereafter a(n) = smallest number m such that a(n-1)+m = (a(n-1) followed by the leading digit of m). A224755