Properties of the Number -161947

One Hundred Sixty-One Thousand Nine Hundred Forty-Seven

Basics

Value: -161948 → -161947 → -161946

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 161947

Divisors: 1, 161947

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100111100010011011

Octal: -474233

Duodecimal: -79877

Hexadecimal: -2789b

Square: 26226830809

Square Root: 402.4263907846999

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

Triangle T(b,k) read by rows, giving numbers of pairs of unequal permutations of all the digits 1, ..., k in base b (k<b) whose ratio is an integer. A80202

Value of C in y = x² + 9x + C such that y is prime for all x = 0 to 5. A97437