Properties of the Number -9207

Two Hundred Seven

Basics

Value: -9208 → -9207 → -9206

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ³ × 11 × 31

Divisors: 1, 3, 9, 11, 27, 31, 33, 93, 99, 279

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10001111110111

Octal: -21767

Duodecimal: -53B3

Hexadecimal: -23f7

Square: 84768849

Square Root: 95.95311355031686

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 up/down (initially ascending) compositions of n. A25048

T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with each 2X2 subblock having the number of clockwise edge increases less than or equal to the number of counterclockwise edge increases. A234832

Number k such that both k and k+1 have an equal number of unitary and nonunitary divisors. A335328

Numbers which are the sum of two positive cubes and divisible by 11. A101852

Numbers which are the sum of two positive cubes and divisible by 31. A102658

First of two consecutive numbers with at least one 3 in their prime signature. A176313

Sum of binary numbers with n 1's and one (possibly leading) 0. A59672

Numbers n divisible by exactly two nontrivial permutations (rearrangements) of the digits of n. A90057

Numbers k such that k and k+5 are 5-almost primes. A124942

Nonnegative values·of solutions (x, y) to the Diophantine equation x²+(x+217)² = y². A198294