Properties of the Number 33490

Thirty-Three Thousand Four Hundred Ninety

Basics

Value: 33489 → 33490 → 33491

Parity: even

Prime: No

Previous Prime: 33487

Next Prime: 33493

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 × 5 × 17 × 197

Divisors: 1, 2, 5, 10, 17, 34, 85, 170, 197, 394

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 1000001011010010

Octal: 101322

Duodecimal: 1746A

Hexadecimal: 82d2

Square: 1121580100

Square Root: 183.0027322200409

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

Numbers of the form m² + 1 that can be expressed in more than one way as j² + k² with j > k > 1. A299708

Number of compositions (ordered partitions) of n into powers of 4. A87221

Numbers of the form m² + 1 that can be expressed in more than one way as j² + k² with j > k > 1 and gcd(j,k) = 1. A300166

Product of Fibonacci and Pell numbers. A1582

Denominators of the first differences of 1/(n² + 1). A33466

First differences of A002065. A63573

Composite n such that (n-1)*φ(n) is a perfect square. A69953

Numbers k such that the two perfect powers immediately adjacent to k² both have exponents greater than 2. A340643

Expansion of a modular function for Gamma₀(15). A2510

G.f. satisfies A(x) = f(x) + x·A(x)*f(x)³, where f(x) = ∑_k>=0 x^{(4^k-1}/3). A87223