Properties of the Number -164057

One Hundred Sixty-Four Thousand Fifty-Seven

Basics

Value: -164058 → -164057 → -164056

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 164057

Divisors: 1, 164057

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -101000000011011001

Octal: -500331

Duodecimal: -7AB35

Hexadecimal: -280d9

Square: 26914699249

Square Root: 405.0395042461908

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) = ∑_k=1..n-1 k²*φ(k) + n²*φ(n)/2, where φ = A000010. A333293

a(1) = 2, a(n+1) is the smallest prime greater than n·a(n). A77213

Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 27. A31615