Base | Representation |
---|---|
bin | 111110101111111… |
… | …0101010111110000 |
3 | 12102201212100000001 |
4 | 1331133311113300 |
5 | 13303001401242 |
6 | 544532035344 |
7 | 103114300300 |
oct | 17537652760 |
9 | 5381770001 |
10 | 2105497072 |
11 | 990553128 |
12 | 4a9162b54 |
13 | 277293c73 |
14 | 15d8bb600 |
15 | c4ca0eb7 |
hex | 7d7f55f0 |
2105497072 has 30 divisors (see below), whose sum is σ = 4745426928. Its totient is φ = 902355552.
The previous prime is 2105497007. The next prime is 2105497129. The reversal of 2105497072 is 2707945012.
It is a congruent number.
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, 1342008 + ... + 1343575.
Almost surely, 22105497072 is an apocalyptic number.
It is an amenable number.
2105497072 is an abundant number, since it is smaller than the sum of its proper divisors (2639929856).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2105497072 is a wasteful number, since it uses less digits than its factorization.
2105497072 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2685605 (or 2685592 counting only the distinct ones).
The product of its (nonzero) digits is 35280, while the sum is 37.
The square root of 2105497072 is about 45885.6957231772. The cubic root of 2105497072 is about 1281.6955622130.
The spelling of 2105497072 in words is "two billion, one hundred five million, four hundred ninety-seven thousand, seventy-two".
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