Properties of the Number -7610

Six Hundred Ten

Basics

Value: -7611 → -7610 → -7609

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 2 × 5 × 761

Divisors: 1, 2, 5, 10, 761, 1522, 3805, 7610

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1110110111010

Octal: -16672

Duodecimal: -44A2

Hexadecimal: -1dba

Square: 57912100

Square Root: 87.23531395025755

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+2)X(k+2) 0..3 arrays with every 3X3 subblock row and diagonal sum equal to 1 2 5 6 or 7 and every 3X3 column and antidiagonal sum not equal to 1 2 5 6 or 7. A252574

a(n) = (a(n-1)+a(n-2))/7^k, where 7^k is the highest power of 7 dividing a(n-1)+a(n-2). A78414

Expansion of e.g.f. ( ∏_k>0 1/(1-x^k)^k )^1/(1-x). A356337

Positions of zeros in A165582. A165583

Numbers k such that the continued fraction for sqrt(k) has period 3. A13643

a(n) = 9 + floor((3 + ∑_j=1..n-1 a(j))/4). A120167

Number of n X 2 1..4 arrays with all 1's connected, all 2's connected, all 3's connected, all 4's connected, 1 in the upper left corner, 2 in the upper right corner, 3 in the lower left corner, 4 in the lower right corner, and with no element having more than 2 neighbors with the same value. A164754

Number of 6-cycles in the (n+5)-path complement graph. A302695

a(n) = floor((numerator of H(n))/n), where H(n) = ∑_k=1..n 1/k is the n-th harmonic number. A128437

20k²-40k+10 interleaved with 20k²-20k+10 for k>=0. A216875