Properties of the Number 12101

Twelve Thousand One Hundred One

Basics

Value: 12100 → 12101 → 12102

Parity: odd

Prime: Yes

Previous Prime: 12097

Next Prime: 12107

Digit Sum: 5

Digital Root: 5

Palindrome: No

Factorization: 12101

Divisors: 1, 12101

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10111101000101

Octal: 27505

Duodecimal: 7005

Hexadecimal: 2f45

Square: 146434201

Square Root: 110.00454536063498

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

Primes of the form k² + 1. A2496

Coefficient of·in minimal polynomial of the continued fraction [1ⁿ,2,1,1,1,...], where 1ⁿ means n ones. A265762

Primes p such that continued fraction of (1 + sqrt(p))/2 has period 3. A146348

Primes p such that p, p+6, p+12, p+18 are all primes. A23271

Primes having only {0, 1, 2} as digits. A36953

Primes with consecutive digits that differ exactly by 1. A48398

Initial primes of Cunningham chains of first type with length exactly 3. Primes in A059453 that survive as primes just two "2p+1 iterations", forming chains of exactly 3 terms. A59762

Primes of the form 4·k² + 1. A121326

Coefficients of monic irreducible polynomials over GF(3) listed in lexicographic order. A58944

Primes whose sum of digits is 5. A62341