Properties of the Number -102123

One Hundred Two Thousand One Hundred Twenty-Three

Basics

Value: -102124 → -102123 → -102122

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 9

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 7 × 1621

Divisors: 1, 3, 7, 9, 21, 63, 1621, 4863, 11347, 14589

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -11000111011101011

Octal: -307353

Duodecimal: -4B123

Hexadecimal: -18eeb

Square: 10429107129

Square Root: 319.5668944055376

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

a(n) = ∑_k=0..n binomial(2·n+2,k) * binomial(2·n-k,n-k). A386843

The q-analog T(q; n,k) of the triangle A163626 for 0 <= k <= n, for q = 2. A308326