Properties of the Number 30489

Thirty Thousand Four Hundred Eighty-Nine

Basics

Value: 30488 → 30489 → 30490

Parity: odd

Prime: No

Previous Prime: 30469

Next Prime: 30491

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 3 × 10163

Divisors: 1, 3, 10163, 30489

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111011100011001

Octal: 73431

Duodecimal: 15789

Hexadecimal: 7719

Square: 929579121

Square Root: 174.61099621730585

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

Number of compositions of n whose run-lengths are either weakly increasing or weakly decreasing. A332835

Number of partitions of n where the minimal multiplicity of any part is 2. A244515

Smallest precursor of n-th cycle in the "Recurring Digital Invariant Variant" problem. A151543

a(n) = 2·7ⁿ-5ⁿ. A81627

Arises from a construction of equiangular lines in complex space of dimension 2. A239909

Position of n-th 2 in A030298. A30489