Properties of the Number 74887

Seventy-Four Thousand Eight Hundred Eighty-Seven

Basics

Value: 74886 → 74887 → 74888

Parity: odd

Prime: Yes

Previous Prime: 74873

Next Prime: 74891

Digit Sum: 34

Digital Root: 7

Palindrome: No

Factorization: 74887

Divisors: 1, 74887

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10010010010000111

Octal: 222207

Duodecimal: 37407

Hexadecimal: 12487

Square: 5608062769

Square Root: 273.6548921543337

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 having only {4, 7, 8} as digits. A385795

Primes of the form 3·m² - 5. A201717

Largest prime p such that the sum of n consecutive primes plus p is equal to (n+1)³. A100572

Number of ways of placing kings with no more than 2 mutual attacks on an n X n chessboard symmetric under horizontal reflection. A143876

Primes having only {0, 4, 7, 8} as digits. A386074

5-Modular Catalan Numbers C_n,5. A261588

Numbers n such that σ(n - φ(n)) = φ(n + φ(n)). A74887