Base | Representation |
---|---|
bin | 111101010000111… |
… | …1110111011111101 |
3 | 12022021012211220011 |
4 | 1322201332323331 |
5 | 13202231311033 |
6 | 535553223221 |
7 | 101641256461 |
oct | 17241767375 |
9 | 5267184804 |
10 | 2055728893 |
11 | 9654505a9 |
12 | 494561b11 |
13 | 269b8a23a |
14 | 1570444a1 |
15 | c071eccd |
hex | 7a87eefd |
2055728893 has 8 divisors (see below), whose sum is σ = 2179059840. Its totient is φ = 1932665280.
The previous prime is 2055728867. The next prime is 2055728903. The reversal of 2055728893 is 3988275502.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2055728893 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2055728393) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50883 + ... + 81856.
It is an arithmetic number, because the mean of its divisors is an integer number (272382480).
Almost surely, 22055728893 is an apocalyptic number.
It is an amenable number.
2055728893 is a deficient number, since it is larger than the sum of its proper divisors (123330947).
2055728893 is a wasteful number, since it uses less digits than its factorization.
2055728893 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 133667.
The product of its (nonzero) digits is 1209600, while the sum is 49.
The square root of 2055728893 is about 45340.1465921759. The cubic root of 2055728893 is about 1271.5163430662.
The spelling of 2055728893 in words is "two billion, fifty-five million, seven hundred twenty-eight thousand, eight hundred ninety-three".
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