Base | Representation |
---|---|
bin | 1000011110010110110000 |
3 | 11011212022100 |
4 | 20132112300 |
5 | 1032041423 |
6 | 115340400 |
7 | 24611433 |
oct | 10362660 |
9 | 4155270 |
10 | 2221488 |
11 | 1288045 |
12 | 8b1700 |
13 | 5ca1b9 |
14 | 41b81a |
15 | 2dd343 |
hex | 21e5b0 |
2221488 has 30 divisors (see below), whose sum is σ = 6217484. Its totient is φ = 740448.
The previous prime is 2221459. The next prime is 2221507. The reversal of 2221488 is 8841222.
2221488 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It is a nude number because it is divisible by every one of its digits.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7570 + ... + 7857.
22221488 is an apocalyptic number.
It is an amenable number.
2221488 is an abundant number, since it is smaller than the sum of its proper divisors (3995996).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2221488 is a wasteful number, since it uses less digits than its factorization.
2221488 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15441 (or 15432 counting only the distinct ones).
The product of its digits is 2048, while the sum is 27.
The square root of 2221488 is about 1490.4656990350. The cubic root of 2221488 is about 130.4812145417.
The spelling of 2221488 in words is "two million, two hundred twenty-one thousand, four hundred eighty-eight".
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