Base | Representation |
---|---|
bin | 1101101011001100110010… |
… | …11101001110111011000111 |
3 | 10221110211011100011011022020 |
4 | 12311212121131032323013 |
5 | 12420143204444213042 |
6 | 143542415422134223 |
7 | 6222414200522610 |
oct | 665463135167307 |
9 | 127424140134266 |
10 | 30071640616647 |
11 | 9644347186753 |
12 | 3458103721373 |
13 | 13a1988740a86 |
14 | 75d691c2ac07 |
15 | 37237445d3ec |
hex | 1b599974eec7 |
30071640616647 has 16 divisors (see below), whose sum is σ = 46574656507392. Its totient is φ = 16902093085920.
The previous prime is 30071640616637. The next prime is 30071640616673. The reversal of 30071640616647 is 74661604617003.
It is not a de Polignac number, because 30071640616647 - 210 = 30071640615623 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 30071640616647.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30071640616637) 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, 11737563363 + ... + 11737565924.
It is an arithmetic number, because the mean of its divisors is an integer number (2910916031712).
Almost surely, 230071640616647 is an apocalyptic number.
30071640616647 is a deficient number, since it is larger than the sum of its proper divisors (16503015890745).
30071640616647 is a wasteful number, since it uses less digits than its factorization.
30071640616647 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23475129358.
The product of its (nonzero) digits is 3048192, while the sum is 51.
The spelling of 30071640616647 in words is "thirty trillion, seventy-one billion, six hundred forty million, six hundred sixteen thousand, six hundred forty-seven".
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