Properties of the Number -21674

Twenty-One Thousand Six Hundred Seventy-Four

Basics

Value: -21675 → -21674 → -21673

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 × 10837

Divisors: 1, 2, 10837, 21674

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -101010010101010

Octal: -52252

Duodecimal: -10662

Hexadecimal: -54aa

Square: 469762276

Square Root: 147.220922426128

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

Sum of n and partition number of n. A133041

p + P(p) where p is the n-th prime and P(p) is the unrestricted partition number of p. A98145

a(n) = A000041(n) + n·A032741(n). A168015

Number of (n+2) X 7 binary arrays avoiding patterns 001 and 110 in rows, columns and nw-to-se diagonals. A202444

Sequence of distinct least nonnegative numbers such that the average of the first n terms is a cube. A245621

Partial sums of A033616. A299902

Fixed points of A340069. A340100

Numbers whose base-2 representation has exactly 14 runs. A43581

Numbers a(n) for which there exists k>1 such that the number of partitions of a(n) into k parts is k. A209122

Sequence of coefficients of·in marked mesh pattern generating function Q_n,132^0,0,3,0(x). A212339