Properties of the Number -5207

Two Hundred Seven

Basics

Value: -5208 → -5207 → -5206

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 41 × 127

Divisors: 1, 41, 127, 5207

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -1010001010111

Octal: -12127

Duodecimal: -301B

Hexadecimal: -1457

Square: 27112849

Square Root: 72.15954545311382

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(1)=1; thereafter, a(n+1) = a(n) + 2^prime(n-1). A80355

Number of partitions p of n such that (maximal multiplicity of the parts of p) = (maximal part of p). A240312

a(n) = n*(3·n + 4). A140676

Sum of 1-bits between the most and least significant bits summed for all primes in range ]2ⁿ,2ⁿ⁺¹]. A95298

Odd composites k such that for all divisor pairs (d, k/d), d <= k/d, it holds that k = A048720(k/d, A065621(d)). A391248

a(1) = 2; a(n+1) = a(n)-th nonprime, where nonprimes begin at 1. A25003

Numbers that reach the fixed point 89 under iteration of f(x) = reverse(x) - maxdigit(x). A97155

Concatenation of first two digits and last two digits of n-th Mersenne prime A000668(n). A138863

Positions of proper prime powers (A246547) in EKG-sequence. A383295

a(n) = Least i in range [A165598(n),A165598(n+1)] for which abs(A165597(i)) gets the maximum value in that range. A165599