Properties of the Number 68438

Sixty-Eight Thousand Four Hundred Thirty-Eight

Basics

Value: 68437 → 68438 → 68439

Parity: even

Prime: No

Previous Prime: 68437

Next Prime: 68443

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 2 × 19 × 1801

Divisors: 1, 2, 19, 38, 1801, 3602, 34219, 68438

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000101101010110

Octal: 205526

Duodecimal: 33732

Hexadecimal: 10b56

Square: 4683759844

Square Root: 261.60657484092405

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

Expansion of ∏_k>=0 (1-x^4·k+3)^4·k+3. A285213

Number of partitions p = [x(1), ..., x(k)], where x(1) >= x(2) >= ... >= x(k), of n such that max(x(i) - x(i-1)) is not a part of p. A241736

Expansion of ∏_k>=0 (1 + x^4·k+3)^4·k+3. A285339

Integers k, not divisible by any of their digits, such that k = ∑_{j = digits of k} k/j. A393453

Expansion of π in base 13. A68438