Properties of the Number 20102

Twenty Thousand One Hundred Two

Basics

Value: 20101 → 20102 → 20103

Parity: even

Prime: No

Previous Prime: 20101

Next Prime: 20107

Digit Sum: 5

Digital Root: 5

Palindrome: Yes

Factorization: 2 × 19 × 23 ²

Divisors: 1, 2, 19, 23, 38, 46, 437, 529, 874, 1058

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 100111010000110

Octal: 47206

Duodecimal: B772

Hexadecimal: 4e86

Square: 404090404

Square Root: 141.78152206828645

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

Numbers whose square is a palindrome. A2778

a(n) = n*(14·n-3). A185019

Palindromes in base 3 (written in base 3). A118594

Sum of the eighth largest parts of the partitions of n into 10 parts. A326591

Palindromes whose square is a palindrome; also palindromes whose sum of squares of digits is less than 10. A57135

Numbers with digits in {0,1,2} such that every other digit is strictly less than its neighbors. A306105

Primes in ternary. A1363

[ (3rd elementary symmetric function of 3,4,...,n+4)/(3+4+...+n+4) ]. A24191

Base-10 palindromes that start with 2. A43037

Palindromic primes in base 3 (written in base 3). A117698