Base | Representation |
---|---|
bin | 1100101001010100001100… |
… | …01010000001101100001000 |
3 | 10122110101222012120100202102 |
4 | 12110222012022001230020 |
5 | 12121101003434041413 |
6 | 135050431513052532 |
7 | 5600023626634544 |
oct | 624520612015410 |
9 | 118411865510672 |
10 | 27807869049608 |
11 | 895128414655a |
12 | 31514270b7148 |
13 | 1269369c3c8ab |
14 | 6c1c9d956a24 |
15 | 33352e607458 |
hex | 194a86281b08 |
27807869049608 has 12 divisors (see below), whose sum is σ = 52139782434015. Its totient is φ = 13903927067208.
The previous prime is 27807869049577. The next prime is 27807869049643. The reversal of 27807869049608 is 80694096870872.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in only one way, i.e., 13903934524804 + 13903934524804 = 3728798^2 + 3728798^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=3728798.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 13982993 + ... + 15847391.
Almost surely, 227807869049608 is an apocalyptic number.
It is an amenable number.
27807869049608 is a deficient number, since it is larger than the sum of its proper divisors (24331913384407).
27807869049608 is an frugal number, since it uses more digits than its factorization.
27807869049608 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3728804 (or 1864401 counting only the distinct ones).
The product of its (nonzero) digits is 585252864, while the sum is 74.
The spelling of 27807869049608 in words is "twenty-seven trillion, eight hundred seven billion, eight hundred sixty-nine million, forty-nine thousand, six hundred eight".
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