Base | Representation |
---|---|
bin | 11001100111001000… |
… | …111001110011100100 |
3 | 2121222112110110000200 |
4 | 121213020321303210 |
5 | 422310022102243 |
6 | 20344452310500 |
7 | 1662323523546 |
oct | 314710716344 |
9 | 77875413020 |
10 | 27500190948 |
11 | 1073216053a |
12 | 53b5912430 |
13 | 2793501849 |
14 | 148c447696 |
15 | aae439ad3 |
hex | 667239ce4 |
27500190948 has 144 divisors (see below), whose sum is σ = 74899284096. Its totient is φ = 8485171200.
The previous prime is 27500190941. The next prime is 27500190953. The reversal of 27500190948 is 84909100572.
It is a super-2 number, since 2×275001909482 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (27500190941) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5910423 + ... + 5915073.
Almost surely, 227500190948 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 27500190948, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37449642048).
27500190948 is an abundant number, since it is smaller than the sum of its proper divisors (47399093148).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27500190948 is a wasteful number, since it uses less digits than its factorization.
27500190948 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4914 (or 4909 counting only the distinct ones).
The product of its (nonzero) digits is 181440, while the sum is 45.
The spelling of 27500190948 in words is "twenty-seven billion, five hundred million, one hundred ninety thousand, nine hundred forty-eight".
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