Base | Representation |
---|---|
bin | 11001111001000011… |
… | …010100001100010111 |
3 | 2122202110221200222012 |
4 | 121321003110030113 |
5 | 423413440403210 |
6 | 20434345454435 |
7 | 2002633121210 |
oct | 317103241427 |
9 | 78673850865 |
10 | 27800716055 |
11 | 108768634a2 |
12 | 547a4a141b |
13 | 2810854658 |
14 | 14ba316407 |
15 | aca9ee305 |
hex | 6790d4317 |
27800716055 has 32 divisors (see below), whose sum is σ = 39879364608. Its totient is φ = 18190972800.
The previous prime is 27800716037. The next prime is 27800716067. The reversal of 27800716055 is 55061700872.
It is not a de Polignac number, because 27800716055 - 210 = 27800715031 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 297890 + ... + 379920.
It is an arithmetic number, because the mean of its divisors is an integer number (1246230144).
Almost surely, 227800716055 is an apocalyptic number.
27800716055 is a deficient number, since it is larger than the sum of its proper divisors (12078648553).
27800716055 is a wasteful number, since it uses less digits than its factorization.
27800716055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 82487.
The product of its (nonzero) digits is 117600, while the sum is 41.
The spelling of 27800716055 in words is "twenty-seven billion, eight hundred million, seven hundred sixteen thousand, fifty-five".
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