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Properties of the Number 30263

Thirty Thousand Two Hundred Sixty-Three

Basics

Value: 30262 → 30263 → 30264

Parity: odd

Prime: No

Previous Prime: 30259

Next Prime: 30269

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 53 × 571

Divisors: 1, 53, 571, 30263

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111011000110111

Octal: 73067

Duodecimal: 1561B

Hexadecimal: 7637

Square: 915849169

Square Root: 173.9626396672573

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

T(n,k)=Number of (n+1)X(k+1) 0..4 arrays with every 2X2 subblock having the absolute values of all six edge and diagonal differences no larger than 1. A234036
Auxiliary c(n) sequence used to prove some properties about Rowland's sequence. c(n) has the following recursive definition: c(1) = 5, cn+1 = c(n) + lfp(c(n)) - 1, where lpf(.) denotes the lowest prime factor of a number. A190894
Absolute discriminants of imaginary quadratic number fields with elementary bicyclic 5-class group (5,5). A359871
Numbers n such that σ (φ ( n ) ) = σ (σ (n ) ) where φ is Euler's totient and σ is the multiplicative sum-of-divisors function. A65556
a(n) is the smallest positive multiple of 2n-1 that contains the binary representation of n in its binary representation and that is a palindrome when written in binary. A158789
Number of (n+1)X(2+1) 0..4 arrays with every 2X2 subblock having the absolute values of all six edge and diagonal differences no larger than 1. A234030
Number of (n+1) X (3+1) 0..4 arrays with every 2 X 2 subblock having the absolute values of all six edge and diagonal differences no larger than 1. A234031
Number of nonisomorphic commutative groupoids with 1 idempotent. A30263