Base | Representation |
---|---|
bin | 111110101111011… |
… | …1001011001111000 |
3 | 12102201101212001212 |
4 | 1331132321121320 |
5 | 13302421021243 |
6 | 544522502252 |
7 | 103112225216 |
oct | 17536713170 |
9 | 5381355055 |
10 | 2105251448 |
11 | 9903a5633 |
12 | 4a9064988 |
13 | 277209221 |
14 | 15d855cb6 |
15 | c4c53318 |
hex | 7d7b9678 |
2105251448 has 32 divisors (see below), whose sum is σ = 4125116160. Its totient is φ = 1006262880.
The previous prime is 2105251427. The next prime is 2105251501. The reversal of 2105251448 is 8441525012.
It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48938 + ... + 81273.
It is an arithmetic number, because the mean of its divisors is an integer number (128909880).
Almost surely, 22105251448 is an apocalyptic number.
It is an amenable number.
2105251448 is a deficient number, since it is larger than the sum of its proper divisors (2019864712).
2105251448 is a wasteful number, since it uses less digits than its factorization.
2105251448 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 130307 (or 130303 counting only the distinct ones).
The product of its (nonzero) digits is 12800, while the sum is 32.
The square root of 2105251448 is about 45883.0191683154. The cubic root of 2105251448 is about 1281.6457200740.
The spelling of 2105251448 in words is "two billion, one hundred five million, two hundred fifty-one thousand, four hundred forty-eight".
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