Base | Representation |
---|---|
bin | 11001001101010100… |
… | …001101110100010000 |
3 | 2120212100020110122011 |
4 | 121031110031310100 |
5 | 420413114331010 |
6 | 20233454352304 |
7 | 1645513161256 |
oct | 311524156420 |
9 | 76770213564 |
10 | 27066948880 |
11 | 1052a650344 |
12 | 52b47bb694 |
13 | 27248216aa |
14 | 144aaac5d6 |
15 | a863aba8a |
hex | 64d50dd10 |
27066948880 has 80 divisors (see below), whose sum is σ = 63218453760. Its totient is φ = 10777406976.
The previous prime is 27066948859. The next prime is 27066948899. The reversal of 27066948880 is 8884966072.
It is a tau number, because it is divible by the number of its divisors (80).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27990157 + ... + 27991123.
It is an arithmetic number, because the mean of its divisors is an integer number (790230672).
Almost surely, 227066948880 is an apocalyptic number.
27066948880 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
27066948880 is an abundant number, since it is smaller than the sum of its proper divisors (36151504880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27066948880 is a wasteful number, since it uses less digits than its factorization.
27066948880 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2216 (or 2210 counting only the distinct ones).
The product of its (nonzero) digits is 9289728, while the sum is 58.
The spelling of 27066948880 in words is "twenty-seven billion, sixty-six million, nine hundred forty-eight thousand, eight hundred eighty".
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