Base | Representation |
---|---|
bin | 11001001110000000… |
… | …111101001010010000 |
3 | 2120220011022022210000 |
4 | 121032000331022100 |
5 | 420424120132021 |
6 | 20234554010000 |
7 | 1646014646400 |
oct | 311600751220 |
9 | 76804268700 |
10 | 27078677136 |
11 | 10536230a15 |
12 | 52b8716900 |
13 | 2727099aa4 |
14 | 144c482800 |
15 | a87426b26 |
hex | 64e03d290 |
27078677136 has 225 divisors, whose sum is σ = 91309058841. Its totient is φ = 7724916864.
The previous prime is 27078677117. The next prime is 27078677173. The reversal of 27078677136 is 63177687072.
The square root of 27078677136 is 164556.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 6301184400 + 20777492736 = 79380^2 + 144144^2 .
It is a Harshad number since it is a multiple of its sum of digits (54).
It is an unprimeable number.
It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 41467786 + ... + 41468438.
Almost surely, 227078677136 is an apocalyptic number.
27078677136 is the 164556-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 27078677136
27078677136 is an abundant number, since it is smaller than the sum of its proper divisors (64230381705).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27078677136 is an frugal number, since it uses more digits than its factorization.
27078677136 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1340 (or 665 counting only the distinct ones).
The product of its (nonzero) digits is 4148928, while the sum is 54.
The spelling of 27078677136 in words is "twenty-seven billion, seventy-eight million, six hundred seventy-seven thousand, one hundred thirty-six".
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