Base | Representation |
---|---|
bin | 110011101011… |
… | …0001111101100 |
3 | 1212222102011111 |
4 | 1213112033230 |
5 | 23413420243 |
6 | 2404401404 |
7 | 446164162 |
oct | 147261754 |
9 | 55872144 |
10 | 27091948 |
11 | 14324644 |
12 | 90a6264 |
13 | 57c7450 |
14 | 3853232 |
15 | 25a239d |
hex | 19d63ec |
27091948 has 48 divisors (see below), whose sum is σ = 56941920. Its totient is φ = 11142144.
The previous prime is 27091943. The next prime is 27091949. The reversal of 27091948 is 84919072.
It is a self number, because there is not a number n which added to its sum of digits gives 27091948.
It is not an unprimeable number, because it can be changed into a prime (27091943) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15990 + ... + 17602.
It is an arithmetic number, because the mean of its divisors is an integer number (1186290).
Almost surely, 227091948 is an apocalyptic number.
It is an amenable number.
27091948 is an abundant number, since it is smaller than the sum of its proper divisors (29849972).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27091948 is a wasteful number, since it uses less digits than its factorization.
27091948 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1666 (or 1664 counting only the distinct ones).
The product of its (nonzero) digits is 36288, while the sum is 40.
The square root of 27091948 is about 5204.9926032608. The cubic root of 27091948 is about 300.3401623011.
The spelling of 27091948 in words is "twenty-seven million, ninety-one thousand, nine hundred forty-eight".
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