Properties of the Number -21354

Twenty-One Thousand Three Hundred Fifty-Four

Basics

Value: -21355 → -21354 → -21353

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 2 × 3 × 3559

Divisors: 1, 2, 3, 6, 3559, 7118, 10677, 21354

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -101001101101010

Octal: -51552

Duodecimal: -10436

Hexadecimal: -536a

Square: 455993316

Square Root: 146.1300790391903

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

Permutations of 12345: Numbers having each of the decimal digits 1,...,5 exactly once, and no other digit. A178475

Fixed points of the function A260529(n) = concatenation of the positions of digits 9, 8,..., 0 in the decimal representation of n, using 1 for the rightmost digit etc., skipping digits which don't occur. A260275

Numbers n which divide A260521(n), the concatenation of the positions of the digits 9, 8, ..., 0 in the decimal representation of n, where positions are counted from the right, and 0 if a given digit does not occur. A260386

Number of compositions of n with strictly increasing run-lengths. A333192

Positive numbers k such that k and 2·k are anagrams in base 6 (written in base 6). A23064

Number of binary strings of length n with no substrings equal to 0000 0011 or 1100. A164430

Decimal representation of permutations of lengths 1, 2, 3, ... A306428