Properties of the Number -161579

One Hundred Sixty-One Thousand Five Hundred Seventy-Nine

Basics

Value: -161580 → -161579 → -161578

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 11 × 37 × 397

Divisors: 1, 11, 37, 397, 407, 4367, 14689, 161579

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100111011100101011

Octal: -473453

Duodecimal: -7960B

Hexadecimal: -2772b

Square: 26107773241

Square Root: 401.96890426996964

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) = (12·n+1)*(12·n+11). A1538

a(n) = [xⁿ] ∏_k>=1 (1 + x^k)^tau_n(k), where tau_n(k) = number of ordered n-factorizations of k. A321192

Numbers n such that the decimal representation of n is contained as substring in that of the n-th pentagonal number. A179782