Properties of the Number -163306

One Hundred Sixty-Three Thousand Three Hundred Six

Basics

Value: -163307 → -163306 → -163305

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 × 11 × 13 × 571

Divisors: 1, 2, 11, 13, 22, 26, 143, 286, 571, 1142

Polygonal

Triangular: Yes

Square: No

Pentagonal: No

Hexagonal: Yes

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100111110111101010

Octal: -476752

Duodecimal: -7A60A

Hexadecimal: -27dea

Square: 26668849636

Square Root: 404.1113707878065

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

G.f.: ∑_n>=0 binomial(4*(n+1), n)/(n+1) * xⁿ / (1+x)ⁿ⁺¹. A317133

Numbers k such that k | 10^k + 10. A15902

Triangular numbers with every digit a triangular number. A62100

Triangular numbers whose sum of squared digits is also triangular. A94890

Triangular numbers T(i) that can be expressed as the sum of 2 positive triangular numbers, T(j)+T(k), and for which i+j+k is a triangular number, where T is A000217. A343426