Properties of the Number 76628

Seventy-Six Thousand Six Hundred Twenty-Eight

Basics

Value: 76627 → 76628 → 76629

Parity: even

Prime: No

Previous Prime: 76607

Next Prime: 76631

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 2 ² × 19157

Divisors: 1, 2, 4, 19157, 38314, 76628

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10010101101010100

Octal: 225524

Duodecimal: 38418

Hexadecimal: 12b54

Square: 5871850384

Square Root: 276.8176294963888

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

Numbers k > 0 such that k² is a centered triangular number. A129445

a(n)*a(n+3) - a(n+1)*a(n+2) = 5, given a(0)=a(1)=1, a(2)=3. A80874

Number of digits in A116534(n). A131059

a(n) = 2^{2^(n-1})*b(n) where b(1) = 1/2 and b(n+1) = b(n) - b(n)². A76628

Numbers k such that the centered triangular number A005448(k) = 3·k*(k-1)/2 + 1 is a perfect square. A129444