Base | Representation |
---|---|
bin | 11001100111110… |
… | …00110111001100 |
3 | 112222102111221120 |
4 | 30303320313030 |
5 | 420010210334 |
6 | 33154400540 |
7 | 5216602464 |
oct | 1463706714 |
9 | 488374846 |
10 | 214928844 |
11 | 10035a249 |
12 | 5bb90150 |
13 | 356b3440 |
14 | 2078aba4 |
15 | 13d07949 |
hex | ccf8dcc |
214928844 has 24 divisors (see below), whose sum is σ = 540078000. Its totient is φ = 66131904.
The previous prime is 214928837. The next prime is 214928849. The reversal of 214928844 is 448829412.
It is a junction number, because it is equal to n+sod(n) for n = 214928796 and 214928805.
It is not an unprimeable number, because it can be changed into a prime (214928849) 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, 688719 + ... + 689030.
It is an arithmetic number, because the mean of its divisors is an integer number (22503250).
Almost surely, 2214928844 is an apocalyptic number.
It is an amenable number.
214928844 is an abundant number, since it is smaller than the sum of its proper divisors (325149156).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
214928844 is a wasteful number, since it uses less digits than its factorization.
214928844 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1377769 (or 1377767 counting only the distinct ones).
The product of its digits is 147456, while the sum is 42.
The square root of 214928844 is about 14660.4516983618. The cubic root of 214928844 is about 599.0065448749.
The spelling of 214928844 in words is "two hundred fourteen million, nine hundred twenty-eight thousand, eight hundred forty-four".
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