Base | Representation |
---|---|
bin | 1001011101010000… |
… | …1111111111101100 |
3 | 20112220221200211012 |
4 | 2113110033333230 |
5 | 20144344334022 |
6 | 1055524244352 |
7 | 116624215316 |
oct | 22724177754 |
9 | 6486850735 |
10 | 2538668012 |
11 | 1093014941 |
12 | 5aa2406b8 |
13 | 315c4a92a |
14 | 1a12387b6 |
15 | ecd17de2 |
hex | 9750ffec |
2538668012 has 12 divisors (see below), whose sum is σ = 4551027096. Its totient is φ = 1238374560.
The previous prime is 2538668009. The next prime is 2538668047. The reversal of 2538668012 is 2108668352.
It is a Harshad number since it is a multiple of its sum of digits (41).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7739678 + ... + 7740005.
It is an arithmetic number, because the mean of its divisors is an integer number (379252258).
Almost surely, 22538668012 is an apocalyptic number.
It is an amenable number.
2538668012 is a deficient number, since it is larger than the sum of its proper divisors (2012359084).
2538668012 is a wasteful number, since it uses less digits than its factorization.
2538668012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15479728 (or 15479726 counting only the distinct ones).
The product of its (nonzero) digits is 138240, while the sum is 41.
The square root of 2538668012 is about 50385.1963576605. The cubic root of 2538668012 is about 1364.1704472200.
The spelling of 2538668012 in words is "two billion, five hundred thirty-eight million, six hundred sixty-eight thousand, twelve".
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