Properties of the Number 75898

Seventy-Five Thousand Eight Hundred Ninety-Eight

Basics

Value: 75897 → 75898 → 75899

Parity: even

Prime: No

Previous Prime: 75883

Next Prime: 75913

Digit Sum: 37

Digital Root: 1

Palindrome: No

Factorization: 2 × 137 × 277

Divisors: 1, 2, 137, 274, 277, 554, 37949, 75898

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10010100001111010

Octal: 224172

Duodecimal: 37B0A

Hexadecimal: 1287a

Square: 5760506404

Square Root: 275.49591648516315

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(n) is the smallest k >= 2 such that k^2ⁿ+1 is prime, or -1 if no such k exists. A56993

Numbers k such that k⁵²⁴²⁸⁸ + 1 is prime. A243959

p-INVERT of (n³), where p(S) = 1 - S - S². A289799

Least inverse of A073454: Smallest m such that m divided by the primes up to m have exactly n repeated residues. A274320

Number of repeated remainders arising when n is divided by all primes up to n: a(n) = π(n) - A073453(n). A73454

Numbers k such that 3^k + k² is prime. A75898