Base | Representation |
---|---|
bin | 111110101111011… |
… | …1010000110111010 |
3 | 12102201102000000121 |
4 | 1331132322012322 |
5 | 13302421114310 |
6 | 544522523454 |
7 | 103112236504 |
oct | 17536720672 |
9 | 5381360017 |
10 | 2105254330 |
11 | 9903a7813 |
12 | 4a906658a |
13 | 27720a62a |
14 | 15d856d74 |
15 | c4c540da |
hex | 7d7ba1ba |
2105254330 has 64 divisors (see below), whose sum is σ = 4192570368. Its totient is φ = 757601280.
The previous prime is 2105254309. The next prime is 2105254357. The reversal of 2105254330 is 334525012.
It is a junction number, because it is equal to n+sod(n) for n = 2105254295 and 2105254304.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 435004 + ... + 439816.
It is an arithmetic number, because the mean of its divisors is an integer number (65508912).
Almost surely, 22105254330 is an apocalyptic number.
2105254330 is a deficient number, since it is larger than the sum of its proper divisors (2087316038).
2105254330 is a wasteful number, since it uses less digits than its factorization.
2105254330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4951.
The product of its (nonzero) digits is 3600, while the sum is 25.
The square root of 2105254330 is about 45883.0505742589. The cubic root of 2105254330 is about 1281.6463049133.
Adding to 2105254330 its reverse (334525012), we get a palindrome (2439779342).
The spelling of 2105254330 in words is "two billion, one hundred five million, two hundred fifty-four thousand, three hundred thirty".
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