Base | Representation |
---|---|
bin | 111100001111001… |
… | …0001100001011011 |
3 | 12012212020200220202 |
4 | 1320132101201123 |
5 | 13114411431021 |
6 | 532321212415 |
7 | 101041635143 |
oct | 17036214133 |
9 | 5185220822 |
10 | 2021202011 |
11 | 947a08a94 |
12 | 484a9110b |
13 | 26298b92a |
14 | 152617923 |
15 | bc69ea0b |
hex | 7879185b |
2021202011 has 8 divisors (see below), whose sum is σ = 2061717840. Its totient is φ = 1980774432.
The previous prime is 2021201989. The next prime is 2021202017. The reversal of 2021202011 is 1102021202.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2021202011 - 214 = 2021185627 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2021201983 and 2021202001.
It is not an unprimeable number, because it can be changed into a prime (2021202017) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25205 + ... + 68393.
It is an arithmetic number, because the mean of its divisors is an integer number (257714730).
Almost surely, 22021202011 is an apocalyptic number.
2021202011 is a deficient number, since it is larger than the sum of its proper divisors (40515829).
2021202011 is an equidigital number, since it uses as much as digits as its factorization.
2021202011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44125.
The product of its (nonzero) digits is 16, while the sum is 11.
The square root of 2021202011 is about 44957.7803166482. The cubic root of 2021202011 is about 1264.3575528281.
Adding to 2021202011 its reverse (1102021202), we get a palindrome (3123223213).
The spelling of 2021202011 in words is "two billion, twenty-one million, two hundred two thousand, eleven".
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