Properties of the Number 57251

Fifty-Seven Thousand Two Hundred Fifty-One

Basics

Value: 57250 → 57251 → 57252

Parity: odd

Prime: Yes

Previous Prime: 57241

Next Prime: 57259

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 57251

Divisors: 1, 57251

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1101111110100011

Octal: 157643

Duodecimal: 2916B

Hexadecimal: dfa3

Square: 3277677001

Square Root: 239.2718119628804

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

Primes of the form k⁴ + 29·k² + 101. A272075

Sum of the squarefree parts of the partitions of n into 9 parts. A309485

Primes that are a concatenation of 5, 7 and a prime. A101249

T(n,k)=Equals two maps: number of nXk binary arrays indicating the locations of corresponding elements equal to exactly two of their horizontal, vertical and antidiagonal neighbors in a random 0..1 nXk array. A220279

Primes p such that 2^p-1 and the p-th Fibonacci number have a common factor. Prime terms of A074776. A80050

a(n) = 17 + floor( (1 + ∑_j=0..n-1 a(j))/2 ). A120143

Constant term of the reduction by x²->x+1 of the polynomial p(n,x) defined below in Comments. A192748

Primes of the form 5n² + 6. A201484

Equals two maps: number of nX2 binary arrays indicating the locations of corresponding elements equal to exactly two of their horizontal, vertical and antidiagonal neighbors in a random 0..1 nX2 array. A220275

Initial member of 6 consecutive primes a, b, c, d, e, f such that both (f + a)/(d - c) and (e + b)/(d - c) are prime. A293619