Properties of the Number -1613941

Six Hundred Thirteen Thousand Nine Hundred Forty-One

Basics

Value: -1613942 → -1613941 → -1613940

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 7 × 230563

Divisors: 1, 7, 230563, 1613941

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -110001010000001110101

Octal: -6120165

Duodecimal: -659BB1

Hexadecimal: -18a075

Square: 2604805551481

Square Root: 1270.4097764107453

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

a(n) = Sum_t t·F(n,t), where F(n,t) (see A095133) is the number of forests with n (unlabeled) nodes and exactly t trees. A5196

Numerators of average numbers of trees in a forest on n nodes. A95131