Base | Representation |
---|---|
bin | 11001000010010… |
… | …10011100011010 |
3 | 112122012010110001 |
4 | 30201022130122 |
5 | 412231120442 |
6 | 32501243214 |
7 | 5130066364 |
oct | 1441123432 |
9 | 478163401 |
10 | 210020122 |
11 | a8607254 |
12 | 5a40350a |
13 | 34685080 |
14 | 1dc6dd34 |
15 | 136882b7 |
hex | c84a71a |
210020122 has 32 divisors (see below), whose sum is σ = 349300224. Its totient is φ = 94089600.
The previous prime is 210020101. The next prime is 210020137. The reversal of 210020122 is 221020012.
It is a junction number, because it is equal to n+sod(n) for n = 210020099 and 210020108.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 288523 + ... + 289249.
It is an arithmetic number, because the mean of its divisors is an integer number (10915632).
Almost surely, 2210020122 is an apocalyptic number.
210020122 is a deficient number, since it is larger than the sum of its proper divisors (139280102).
210020122 is a wasteful number, since it uses less digits than its factorization.
210020122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1054.
The product of its (nonzero) digits is 16, while the sum is 10.
The square root of 210020122 is about 14492.0710045183. The cubic root of 210020122 is about 594.4111793680.
Adding to 210020122 its reverse (221020012), we get a palindrome (431040134).
It can be divided in two parts, 2100 and 20122, that added together give a palindrome (22222).
The spelling of 210020122 in words is "two hundred ten million, twenty thousand, one hundred twenty-two".
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