Base | Representation |
---|---|
bin | 1100010101110000101… |
… | …1111001101001101101 |
3 | 202021012122102220210101 |
4 | 3011130023321221231 |
5 | 11433134001133401 |
6 | 241220320111101 |
7 | 21213362306161 |
oct | 3053413715155 |
9 | 667178386711 |
10 | 212000021101 |
11 | 819aa537710 |
12 | 35106465491 |
13 | 16cb749048b |
14 | a391b06ca1 |
15 | 57abbeb101 |
hex | 315c2f9a6d |
212000021101 has 8 divisors (see below), whose sum is σ = 233871321600. Its totient is φ = 190561815840.
The previous prime is 212000021089. The next prime is 212000021111. The reversal of 212000021101 is 101120000212.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 212000021101 - 211 = 212000019053 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 (212000021111) 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, 108272781 + ... + 108274738.
It is an arithmetic number, because the mean of its divisors is an integer number (29233915200).
Almost surely, 2212000021101 is an apocalyptic number.
It is an amenable number.
212000021101 is a deficient number, since it is larger than the sum of its proper divisors (21871300499).
212000021101 is a wasteful number, since it uses less digits than its factorization.
212000021101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 216547619.
The product of its (nonzero) digits is 8, while the sum is 10.
Adding to 212000021101 its reverse (101120000212), we get a palindrome (313120021313).
The spelling of 212000021101 in words is "two hundred twelve billion, twenty-one thousand, one hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •