Properties of the Number 42425

Forty-Two Thousand Four Hundred Twenty-Five

Basics

Value: 42424 → 42425 → 42426

Parity: odd

Prime: No

Previous Prime: 42409

Next Prime: 42433

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 5 ² × 1697

Divisors: 1, 5, 25, 1697, 8485, 42425

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1010010110111001

Octal: 122671

Duodecimal: 20675

Hexadecimal: a5b9

Square: 1799880625

Square Root: 205.9732992404598

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

Sum of terms in n-th row of A077316. A77318

Numbers k such that σ(k - 2) = σ(k + 2). A223091

a(n) = n⁴ - 3·n³ + 9·n² - 7·n + 5 (n>=1). A304162

Denominators of continued fraction convergents to sqrt(740). A42425