Properties of the Number -202124

Two Hundred Two Thousand One Hundred Twenty-Four

Basics

Value: -202125 → -202124 → -202123

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 11

Digital Root: 2

Palindrome: No

Factorization: 2 ² × 13 ³ × 23

Divisors: 1, 2, 4, 13, 23, 26, 46, 52, 92, 169

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -110001010110001100

Octal: -612614

Duodecimal: -98B78

Hexadecimal: -3158c

Square: 40854111376

Square Root: 449.58202811055514

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

Latest possible occurrence of the first consecutive pair of n-th power residues, modulo any prime. A445

G.f. A(x) = ∑_n>=0 a(n)*xⁿ satisfies: [∑_n>=0 xⁿ/(1 - xⁿ⁺¹)]⁴ = ∑_n>=0 a(n)*xⁿ/(1 - xⁿ⁺¹)⁴. A341375

Numbers n such that (i) the largest prime factor of n is not a palindrome and (ii) the sum of the factorials of the digits of n is equal to the largest prime factor of n reversed. A74301

Let f(k) denote the largest prime factor of k which is not a palindrome. Sequence gives numbers k such that the sum of the factorials of the digits of k is equal to f(k) reversed. A111185

a(n) = ∑_d∣n (-1)^ω(n/d) * φ(rad(n/d)) * p(d), where p = A000041 (partition numbers). A333697