Properties of the Number -190345

One Hundred Ninety Thousand Three Hundred Forty-Five

Basics

Value: -190346 → -190345 → -190344

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 5 × 38069

Divisors: 1, 5, 38069, 190345

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -101110011110001001

Octal: -563611

Duodecimal: -921A1

Hexadecimal: -2e789

Square: 36231219025

Square Root: 436.28545701180553

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

Square array A(n,k), n >= 0, k >= 0, read by antidiagonals downwards, where column k is the expansion of e.g.f.: exp(∏_j=1..n 1/(1-x^j) - 1). A294212

a(n) = hypergeom([-2·n-1, 1/2], [2], 4) + (2·n+1)*hypergeom([-n+1/2, -n], [2], 4). A273019

a(n) = ∑_k=0..n C(n,k)*((-1)ⁿ*(C(k,n-k)-C(k,n-k-1))+C(n-k,k+1)). A273020

E.g.f.: exp(1/((1-x)*(1-x²)) - 1). A294213

(Prime(prime(n))²+1)/2. A92773