Properties of the Number -21695

Twenty-One Thousand Six Hundred Ninety-Five

Basics

Value: -21696 → -21695 → -21694

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 5 × 4339

Divisors: 1, 5, 4339, 21695

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -101010010111111

Octal: -52277

Duodecimal: -1067B

Hexadecimal: -54bf

Square: 470673025

Square Root: 147.2922265430189

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

Shifts one place left under the square binomial transform (A008459): a(0) = 1, a(n) = ∑_k=0..n-1 C(n-1,k)²*a(k). A101514

Number of partitions p of n such that the m(M(p)) is a part, where m = multiplicity, M = the minimum multiplicity of the parts of p. A240539

a(n) = ∑_k=1..n (A000330(n) mod k²). A344711

Numbers of pyramid polycubes of a given volume in dimension 4. A229916

Numbers k such that (265·10^k + 17)/3 is prime. A272523