Base | Representation |
---|---|
bin | 10000000110010011000101 |
3 | 21221101220001 |
4 | 100012103011 |
5 | 2040020401 |
6 | 230241301 |
7 | 50604334 |
oct | 20062305 |
9 | 7841801 |
10 | 4220101 |
11 | 2422696 |
12 | 14b6231 |
13 | b49b02 |
14 | 7bbd1b |
15 | 585601 |
hex | 4064c5 |
4220101 has 4 divisors (see below), whose sum is σ = 4273600. Its totient is φ = 4166604.
The previous prime is 4220081. The next prime is 4220137. The reversal of 4220101 is 1010224.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 4220101 - 215 = 4187333 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4220141) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26631 + ... + 26788.
It is an arithmetic number, because the mean of its divisors is an integer number (1068400).
Almost surely, 24220101 is an apocalyptic number.
It is an amenable number.
4220101 is a deficient number, since it is larger than the sum of its proper divisors (53499).
4220101 is an equidigital number, since it uses as much as digits as its factorization.
4220101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53498.
The product of its (nonzero) digits is 16, while the sum is 10.
The square root of 4220101 is about 2054.2884412857. The cubic root of 4220101 is about 161.5998481561.
Adding to 4220101 its reverse (1010224), we get a palindrome (5230325).
The spelling of 4220101 in words is "four million, two hundred twenty thousand, one hundred one".
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