Base | Representation |
---|---|
bin | 1100011101000101011111… |
… | …11111000101011000000000 |
3 | 10120222020100101200121100211 |
4 | 12032202233333011120000 |
5 | 12042204413442413214 |
6 | 134125415201123504 |
7 | 5524456563122464 |
oct | 616425777053000 |
9 | 116866311617324 |
10 | 27387664029184 |
11 | 87aa052393278 |
12 | 30a3ab5329594 |
13 | 1238851602484 |
14 | 6a97da1804a4 |
15 | 327638e960c4 |
hex | 18e8affc5600 |
27387664029184 has 120 divisors (see below), whose sum is σ = 57799171330560. Its totient is φ = 12962848960512.
The previous prime is 27387664029113. The next prime is 27387664029221. The reversal of 27387664029184 is 48192046678372.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 236342202 + ... + 236458054.
It is an arithmetic number, because the mean of its divisors is an integer number (481659761088).
Almost surely, 227387664029184 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 27387664029184, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28899585665280).
27387664029184 is an abundant number, since it is smaller than the sum of its proper divisors (30411507301376).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27387664029184 is a wasteful number, since it uses less digits than its factorization.
27387664029184 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 117188 (or 117153 counting only the distinct ones).
The product of its (nonzero) digits is 195084288, while the sum is 67.
The spelling of 27387664029184 in words is "twenty-seven trillion, three hundred eighty-seven billion, six hundred sixty-four million, twenty-nine thousand, one hundred eighty-four".
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