Base | Representation |
---|---|
bin | 11001111101010000… |
… | …111101110101101000 |
3 | 2122221101221222201211 |
4 | 121331100331311220 |
5 | 424040034401433 |
6 | 20445352522504 |
7 | 2004452006524 |
oct | 317520756550 |
9 | 78841858654 |
10 | 27871403368 |
11 | 10902753966 |
12 | 549a0b0434 |
13 | 28223a3c73 |
14 | 14c5876d84 |
15 | ad1d138cd |
hex | 67d43dd68 |
27871403368 has 32 divisors (see below), whose sum is σ = 53956984320. Its totient is φ = 13483080000.
The previous prime is 27871403333. The next prime is 27871403383. The reversal of 27871403368 is 86330417872.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1376518 + ... + 1396618.
It is an arithmetic number, because the mean of its divisors is an integer number (1686155760).
Almost surely, 227871403368 is an apocalyptic number.
It is an amenable number.
27871403368 is a deficient number, since it is larger than the sum of its proper divisors (26085580952).
27871403368 is a wasteful number, since it uses less digits than its factorization.
27871403368 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25729 (or 25725 counting only the distinct ones).
The product of its (nonzero) digits is 1354752, while the sum is 49.
The spelling of 27871403368 in words is "twenty-seven billion, eight hundred seventy-one million, four hundred three thousand, three hundred sixty-eight".
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