Properties of the Number -161405

One Hundred Sixty-One Thousand Four Hundred Five

Basics

Value: -161406 → -161405 → -161404

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 5 × 19 × 1699

Divisors: 1, 5, 19, 95, 1699, 8495, 32281, 161405

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -100111011001111101

Octal: -473175

Duodecimal: -794A5

Hexadecimal: -2767d

Square: 26051574025

Square Root: 401.75241131821474

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.: A(x) = exp( ∑_n>=1 5·5^A112765(n) * xⁿ/n ), where A112765 is the exponent of the highest power of 5 dividing n. A195760

[ (4th elementary symmetric function of S(n))/(2nd elementary symmetric function of S(n)) ], where S(n) = {first n+3 odd positive integers}. A24205