Properties of the Number 20203

Twenty Thousand Two Hundred Three

Basics

Value: 20202 → 20203 → 20204

Parity: odd

Prime: No

Previous Prime: 20201

Next Prime: 20219

Digit Sum: 7

Digital Root: 7

Palindrome: No

Factorization: 89 × 227

Divisors: 1, 89, 227, 20203

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

603 Try Today's Challenge

Representations

Binary: 100111011101011

Octal: 47353

Duodecimal: B837

Hexadecimal: 4eeb

Square: 408161209

Square Root: 142.13725760686393

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 10 positive 9th powers. A3399

a(n) = 15·n² - 9·n + 1. A134154

Prime time numbers on 6-digit clocks: numbers of the form HMMSS where H, MM, SS are primes, H < 24, MM and SS < 60. A295014

A list of equal temperaments (equal divisions of the octave) whose nearest scale steps are closer and closer approximations to six complementary pairs of ratios which generate simple musical tones (scale steps): 8/7 and 7/4, 6/5 and 5/3, 16/13 and 13/8, 5/4 and 8/5, 4/3 and 3/2 and 11/8 and 16/11. A60233

Equal divisions of the octave of decreasing fifteen-limit Pepper ambiguity. A117559

Base 2i representation of nonnegative integers. A212494

4-Smith numbers. A103125

Equal divisions of the octave of decreasing thirteen-limit Pepper ambiguity. A117558

Numbers that require three steps to collapse to a single digit in base 4 (written in base 4). A253953

Composites in base 10 that remain composite in exactly four bases b, 2 <= b <= 10, expansions interpreted as decimal numbers. A256354