Properties of the Number -7662

Six Hundred Sixty-Two

Basics

Value: -7663 → -7662 → -7661

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 1277

Divisors: 1, 2, 3, 6, 1277, 2554, 3831, 7662

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1110111101110

Octal: -16756

Duodecimal: -4526

Hexadecimal: -1dee

Square: 58706244

Square Root: 87.5328509760764

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

Reversion of g.f. (beginning with·term) for number of trees with n nodes. A37247

T(n,k)=Number of (n+2)X(k+2) 0..3 arrays with every 3X3 subblock row and diagonal sum equal to 2 3 4 6 or 7 and every 3X3 column and antidiagonal sum not equal to 2 3 4 6 or 7. A252407

Numbers k such that k² is palindromic in base 13. A29998

Cubes (n·n * n) in carryless arithmetic mod 10. A169885

Magic sums of 4 X 4 magic squares composed of triangular numbers. A271579

Numbers k such that k has nonincreasing digits and the k-th prime has nondecreasing digits. A116069

Number of regions formed in a hexagon by straight line segments when connecting the n-1 points between each corner that divide each edge into n equal parts to the n-1 points on the edge on the opposite side of the hexagon. A367662

Every run of digits of n in base 5 has length 2. A33003

McKay-Thompson series of class 39C for the Monster group with a(0) = 1. A94362

Triangle of Salie numbers T(n,k) for negative n,k, n < k. A98435