Base | Representation |
---|---|
bin | 111110101001011… |
… | …1000100100101000 |
3 | 12102111110212021012 |
4 | 1331102320210220 |
5 | 13301114233222 |
6 | 544331203052 |
7 | 103043401112 |
oct | 17522704450 |
9 | 5374425235 |
10 | 2102102312 |
11 | 989644642 |
12 | 4a7ba6488 |
13 | 276675a2b |
14 | 15d2763b2 |
15 | c48301e2 |
hex | 7d4b8928 |
2102102312 has 64 divisors (see below), whose sum is σ = 4219568640. Its totient is φ = 979948800.
The previous prime is 2102102311. The next prime is 2102102329. The reversal of 2102102312 is 2132012012.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (2102102311) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 980762 + ... + 982902.
It is an arithmetic number, because the mean of its divisors is an integer number (65930760).
Almost surely, 22102102312 is an apocalyptic number.
It is an amenable number.
2102102312 is an abundant number, since it is smaller than the sum of its proper divisors (2117466328).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2102102312 is a wasteful number, since it uses less digits than its factorization.
2102102312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2322 (or 2318 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 14.
The square root of 2102102312 is about 45848.6893160535. The cubic root of 2102102312 is about 1281.0063521406.
Adding to 2102102312 its reverse (2132012012), we get a palindrome (4234114324).
The spelling of 2102102312 in words is "two billion, one hundred two million, one hundred two thousand, three hundred twelve".
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