Base | Representation |
---|---|
bin | 110100101010… |
… | …0010100111100 |
3 | 1220221122120121 |
4 | 1221110110330 |
5 | 24031432010 |
6 | 2423424324 |
7 | 453444622 |
oct | 151242474 |
9 | 56848517 |
10 | 27608380 |
11 | 14647648 |
12 | 92b50a4 |
13 | 5948527 |
14 | 3949512 |
15 | 26553da |
hex | 1a5453c |
27608380 has 12 divisors (see below), whose sum is σ = 57977640. Its totient is φ = 11043344.
The previous prime is 27608369. The next prime is 27608393. The reversal of 27608380 is 8380672.
It is a happy number.
It is a congruent number.
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, 690190 + ... + 690229.
It is an arithmetic number, because the mean of its divisors is an integer number (4831470).
Almost surely, 227608380 is an apocalyptic number.
27608380 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
27608380 is an abundant number, since it is smaller than the sum of its proper divisors (30369260).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27608380 is a wasteful number, since it uses less digits than its factorization.
27608380 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1380428 (or 1380426 counting only the distinct ones).
The product of its (nonzero) digits is 16128, while the sum is 34.
The square root of 27608380 is about 5254.3677069653. The cubic root of 27608380 is about 302.2365440597.
The spelling of 27608380 in words is "twenty-seven million, six hundred eight thousand, three hundred eighty".
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