Base | Representation |
---|---|
bin | 11001000010010… |
… | …10111101001011 |
3 | 112122012020022201 |
4 | 30201022331023 |
5 | 412231202334 |
6 | 32501301031 |
7 | 5130105451 |
oct | 1441127513 |
9 | 478166281 |
10 | 210022219 |
11 | a8608890 |
12 | 5a404777 |
13 | 34686004 |
14 | 1dc709d1 |
15 | 13688c14 |
hex | c84af4b |
210022219 has 12 divisors (see below), whose sum is σ = 241813080. Its totient is φ = 180876960.
The previous prime is 210022187. The next prime is 210022229. The reversal of 210022219 is 912220012.
210022219 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 210022219 - 25 = 210022187 is a prime.
It is a super-2 number, since 2×2100222192 = 88218664947367922, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 210022196 and 210022205.
It is not an unprimeable number, because it can be changed into a prime (210022229) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22474 + ... + 30415.
It is an arithmetic number, because the mean of its divisors is an integer number (20151090).
Almost surely, 2210022219 is an apocalyptic number.
210022219 is a deficient number, since it is larger than the sum of its proper divisors (31790861).
210022219 is a wasteful number, since it uses less digits than its factorization.
210022219 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 52938 (or 52919 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 19.
The square root of 210022219 is about 14492.1433542454. The cubic root of 210022219 is about 594.4131577119.
The spelling of 210022219 in words is "two hundred ten million, twenty-two thousand, two hundred nineteen".
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