Nadharia ya Nambari Vikokotoo
Vikokotoo vyote vya Nadharia ya Nambari
Kizalishaji cha Nambari za Kwanza
List primes, check divisibility, find GCD/LCM, and explore integer properties. Enter your number — see the complete number theory breakdown. Free.
Kikokotoo cha Sheria za Ugawaji
Check divisibility rules for 2 through 13 with explanation. Enter your integer — see which divisors apply with the rule stated clearly. Free.
Kibadilishi cha Msingi wa Nambari
Convert numbers between any base 2 to 16. Fast and accurate result with formula, step-by-step method and unit overview. Free tool.
Kikagua cha Nambari Kamili
Check if a number is perfect, abundant, or deficient. Enter any positive integer — see divisor sum, classification, and factor list. Free.
Chaguo la Jumla la Euler
Calculate Euler's Totient function φ(n) for any integer. Enter n — see the count of coprime integers, prime factorisation, and formula used. Free.
Kikokotoo cha Jumla ya Tarakimu
Find the sum of digits and digital root of any integer. Enter your number — see repeated digit sums until a single digit remains. Free.
Kikokotoo cha Mfululizo wa Collatz
Generate the Collatz sequence for any starting number. Enter n — see each step of the 3n+1 conjecture with total steps and peak value. Free.