Properties of the Number -674041

Six Hundred Seventy-Four Thousand Forty-One

Basics

Value: -674042 → -674041 → -674040

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 821 ²

Divisors: 1, 821, 674041

Polygonal

Triangular: No

Square: Yes

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -10100100100011111001

Octal: -2444371

Duodecimal: -2860A1

Hexadecimal: -a48f9

Square: 454331269681

Square Root: 821

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

T(n,k)=Number of (n+1)X(k+1) 0..1 arrays with no element having a strict majority of its horizontal and antidiagonal neighbors equal to one. A231997

Squares of lesser of twin primes. A108570

Square numbers in A070552. A263951

Prime powers p^k with even exponents k > 0 such that (1 + p^k)/2 is prime. A192618

Smith square numbers. A98839

Composite numbers with both 10 and -10 as primitive root. A218766

Number of (n+1)X(5+1) 0..1 arrays with no element having a strict majority of its horizontal and antidiagonal neighbors equal to one. A231994

Number of (4+1)X(n+1) 0..1 arrays with no element having a strict majority of its horizontal and antidiagonal neighbors equal to one. A232001

a(n) is the smallest k such that A345699(k) = n. A345763

Perfect powers m^k such that m, k and m+k are primes. A258400