Properties of the Number -304128

Three Hundred Four Thousand One Hundred Twenty-Eight

Basics

Value: -304129 → -304128 → -304127

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 ¹⁰ × 3 ³ × 11

Divisors: 1, 2, 3, 4, 6, 8, 9, 11, 12, 16

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -1001010010000000000

Octal: -1122000

Duodecimal: -128000

Hexadecimal: -4a400

Square: 92493840384

Square Root: 551.4780140676507

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

Number of ways to place 2 nonattacking knights on an n X n board. A172132

Sum of all the parts in the partitions of n into 10 parts. A326588

Droll numbers: numbers > 1 whose sum of even prime factors equals the sum of odd prime factors. A19507

Integers that can be written m = k*τ(k) = q*τ(q) where (k, q) is a primitive solution of this equation and τ(k) is the number of divisors of k. A338384

Number of divisors of n!! (double factorial = A006882(n)). A114338

a(n) is the number of positive divisors of A003266(n). A272122

Heinz numbers of integer partitions whose length is 2/3 their sum. A348384

θ series of lattice D3 tensor D3 (dimension 9, det. 4096, min. norm 4). A33693

Numbers k such that (k, φ(k), σ(k)) lies on a sphere with integral radius centered at the origin, i.e., k² + φ(k)² + σ(k)² is a square. A66785

a(1) = 8; a(n) is the smallest multiple of a(n-1) that contains all the digits of a(n-1) and is not a multiple of 10. A77708