Base | Representation |
---|---|
bin | 11001111001110011… |
… | …101101110110111000 |
3 | 2122210100211022200100 |
4 | 121321303231312320 |
5 | 423430212412323 |
6 | 20435521435400 |
7 | 2003146014441 |
oct | 317163556670 |
9 | 78710738610 |
10 | 27813404088 |
11 | 10882a3a178 |
12 | 548279bb60 |
13 | 2813377872 |
14 | 14bbc9a2c8 |
15 | acbba8943 |
hex | 679ceddb8 |
27813404088 has 48 divisors (see below), whose sum is σ = 77363867880. Its totient is φ = 9020562624.
The previous prime is 27813404083. The next prime is 27813404107. The reversal of 27813404088 is 88040431872.
It is a super-2 number, since 2×278134040882 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (27813404083) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5217570 + ... + 5222897.
Almost surely, 227813404088 is an apocalyptic number.
It is an amenable number.
27813404088 is an abundant number, since it is smaller than the sum of its proper divisors (49550463792).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27813404088 is a wasteful number, since it uses less digits than its factorization.
27813404088 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10440516 (or 10440509 counting only the distinct ones).
The product of its (nonzero) digits is 344064, while the sum is 45.
The spelling of 27813404088 in words is "twenty-seven billion, eight hundred thirteen million, four hundred four thousand, eighty-eight".
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