Base | Representation |
---|---|
bin | 11001100000100000… |
… | …101111100110001001 |
3 | 2121200210020100211010 |
4 | 121200200233212021 |
5 | 422043041000243 |
6 | 20325441154133 |
7 | 1656503442111 |
oct | 314040574611 |
9 | 77623210733 |
10 | 27389000073 |
11 | 10685416156 |
12 | 538462b949 |
13 | 2776470426 |
14 | 147b782041 |
15 | aa47c4433 |
hex | 66082f989 |
27389000073 has 16 divisors (see below), whose sum is σ = 36586550016. Its totient is φ = 18225422160.
The previous prime is 27389000057. The next prime is 27389000083. The reversal of 27389000073 is 37000098372.
It is not a de Polignac number, because 27389000073 - 24 = 27389000057 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 27388999995 and 27389000040.
It is not an unprimeable number, because it can be changed into a prime (27389000053) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7843858 + ... + 7847348.
It is an arithmetic number, because the mean of its divisors is an integer number (2286659376).
Almost surely, 227389000073 is an apocalyptic number.
It is an amenable number.
27389000073 is a deficient number, since it is larger than the sum of its proper divisors (9197549943).
27389000073 is a wasteful number, since it uses less digits than its factorization.
27389000073 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7604.
The product of its (nonzero) digits is 63504, while the sum is 39.
The spelling of 27389000073 in words is "twenty-seven billion, three hundred eighty-nine million, seventy-three", and thus it is an aban number.
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