Properties of the Number -7229

Two Hundred Twenty-Nine

Basics

Value: -7230 → -7229 → -7228

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 7229

Divisors: 1, 7229

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1110000111101

Octal: -16075

Duodecimal: -4225

Hexadecimal: -1c3d

Square: 52258441

Square Root: 85.0235261559999

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

Variable terms in period-16 pattern of first differences of binary representation of base i-1 expansion of n. A66322

Expansion of (24x²-10x-1)/(16x³-16x²+x-1). A282137

a(n) = 4*(n+1)*n + 5. A78370

Duchon's numbers: the number of paths of length 5·n from the origin to the line y = 2·x/3 with unit East and North steps that stay below the line or touch it. A60941

Primes with first digit 7. A45713

Primes of form k² + 4. A5473

Primes p such that p²+p-1 and p²+p+1 are twin primes. A88483

Fundamental discriminants of real quadratic number fields with class number 5. A94614

Mother primes of order 6. A136065

Primes with either no internal digits or all internal digits are 2. A69677