Properties of the Number 30289

Thirty Thousand Two Hundred Eighty-Nine

Basics

Value: 30288 → 30289 → 30290

Parity: odd

Prime: No

Previous Prime: 30271

Next Prime: 30293

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 7 × 4327

Divisors: 1, 7, 4327, 30289

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111011001010001

Octal: 73121

Duodecimal: 15641

Hexadecimal: 7651

Square: 917423521

Square Root: 174.0373523126573

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

G.f. A(x) satisfies: A(x) = 1 + x + x² * A(x/(1 - 4·x)) / (1 - 4·x). A351050

Consecutive internal states of the linear congruential pseudo-random number generator (321·s + 123) mod 10⁵ when started at 1. A383128

tanh(arcsinh(x)+tan(x)) = 2·x-15/3!*x³+457/5!*x⁵-30289/7!*x⁷... A13098

Numbers k such that 201·2^k-1 is prime. A50852

a(n) = n⁴ + 28·n³ + 252·n² + 784·n + 448. A346514

Asymmetrical triangle sequence:t(n,m)=(-1)^m* Binomial[n, m] Pochhammer[ -n, m] - (-1)ⁿ Pochhammer[ -n, n] + (-1)^{n - m}* Binomial[n, -m + n] Pochhammer[ -n, -m + n]. A176063

a(n+1) is the next larger cube with no digits in common with a(n), a(0) = 0. A30289

T(n, 2n-9), T given by A027926. A27932