Base | Representation |
---|---|
bin | 11001100111000000… |
… | …100111000111011000 |
3 | 2121222101101000020222 |
4 | 121213000213013120 |
5 | 422303443022430 |
6 | 20344333535212 |
7 | 1662266201321 |
oct | 314700470730 |
9 | 77871330228 |
10 | 27498017240 |
11 | 10730a06391 |
12 | 53b5044508 |
13 | 2792c20325 |
14 | 148c03d448 |
15 | aae15a9e5 |
hex | 6670271d8 |
27498017240 has 32 divisors (see below), whose sum is σ = 61879157280. Its totient is φ = 10997674752.
The previous prime is 27498017237. The next prime is 27498017243. The reversal of 27498017240 is 4271089472.
It is an interprime number because it is at equal distance from previous prime (27498017237) and next prime (27498017243).
It is a super-2 number, since 2×274980172402 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 27498017191 and 27498017200.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (27498017243) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 268709 + ... + 356651.
It is an arithmetic number, because the mean of its divisors is an integer number (1933723665).
Almost surely, 227498017240 is an apocalyptic number.
27498017240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
27498017240 is an abundant number, since it is smaller than the sum of its proper divisors (34381140040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27498017240 is a wasteful number, since it uses less digits than its factorization.
27498017240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 95771 (or 95767 counting only the distinct ones).
The product of its (nonzero) digits is 225792, while the sum is 44.
The spelling of 27498017240 in words is "twenty-seven billion, four hundred ninety-eight million, seventeen thousand, two hundred forty".
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