Base | Representation |
---|---|
bin | 111101001111110… |
… | …1101011001110010 |
3 | 12022020002120012010 |
4 | 1322133231121302 |
5 | 13202103222121 |
6 | 535532343350 |
7 | 101633224530 |
oct | 17237553162 |
9 | 5266076163 |
10 | 2055132786 |
11 | 965083753 |
12 | 494314b56 |
13 | 269a0bb05 |
14 | 156d2b150 |
15 | c0653376 |
hex | 7a7ed672 |
2055132786 has 64 divisors (see below), whose sum is σ = 4859043840. Its totient is φ = 567060480.
The previous prime is 2055132767. The next prime is 2055132787. The reversal of 2055132786 is 6872315502.
It is not an unprimeable number, because it can be changed into a prime (2055132787) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 762930 + ... + 765618.
It is an arithmetic number, because the mean of its divisors is an integer number (75922560).
Almost surely, 22055132786 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2055132786, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2429521920).
2055132786 is an abundant number, since it is smaller than the sum of its proper divisors (2803911054).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2055132786 is a wasteful number, since it uses less digits than its factorization.
2055132786 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3319.
The product of its (nonzero) digits is 100800, while the sum is 39.
The square root of 2055132786 is about 45333.5723939775. The cubic root of 2055132786 is about 1271.3934291499.
The spelling of 2055132786 in words is "two billion, fifty-five million, one hundred thirty-two thousand, seven hundred eighty-six".
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