Properties of the Number -7399

Three Hundred Ninety-Nine

Basics

Value: -7400 → -7399 → -7398

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 7 ² × 151

Divisors: 1, 7, 49, 151, 1057, 7399

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -1110011100111

Octal: -16347

Duodecimal: -4347

Hexadecimal: -1ce7

Square: 54745201

Square Root: 86.01744009211156

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

Expansion of b(2)*b(4)*b(6)/(x⁸-x⁴-x+1), where b(k) = (1-x^k)/(1-x). A265055

Number of rooted labeled trees of height at most 2. A52512

Sum of the fourth largest parts of the partitions of n into 8 squarefree parts. A326449

Numbers having exactly three representations by the quadratic form x²+xy+y² with 0<=x<=y. A198774

Cubes (n·n * n) in carryless arithmetic mod 10. A169885

Least k such that there are exactly n ways to choose a divisor of each prime index of k (taken in weakly increasing order) such that the result is also weakly increasing. A355736

Inverse Mobius transformation of A338164. A360428

a(2·n+1) = 9·a(n), a(2·n+2) = 10·a(n) + a(n-1). A116555

Triangle read by rows: T(n,k) = number of rooted labeled trees with n nodes and height <= k, for n >= 1, 0 <= k <= n-1. A236396

Number of partitions of n having (sum of odd parts) < (sum of even parts). A239259