Base | Representation |
---|---|
bin | 110011110110… |
… | …1101110100010 |
3 | 1220011022002210 |
4 | 1213231232202 |
5 | 23430010010 |
6 | 2410422550 |
7 | 450044454 |
oct | 147555642 |
9 | 56138083 |
10 | 27188130 |
11 | 1438a932 |
12 | 9131a56 |
13 | 582c168 |
14 | 387a2d4 |
15 | 25c0b20 |
hex | 19edba2 |
27188130 has 32 divisors (see below), whose sum is σ = 65931264. Its totient is φ = 7174656.
The previous prime is 27188129. The next prime is 27188141. The reversal of 27188130 is 3188172.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (30).
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, 1762 + ... + 7581.
It is an arithmetic number, because the mean of its divisors is an integer number (2060352).
Almost surely, 227188130 is an apocalyptic number.
27188130 is an abundant number, since it is smaller than the sum of its proper divisors (38743134).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27188130 is a wasteful number, since it uses less digits than its factorization.
27188130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9450.
The product of its (nonzero) digits is 2688, while the sum is 30.
The square root of 27188130 is about 5214.2238156796. The cubic root of 27188130 is about 300.6951656825.
The spelling of 27188130 in words is "twenty-seven million, one hundred eighty-eight thousand, one hundred thirty".
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