Base | Representation |
---|---|
bin | 1000100001001111111011… |
… | …00100101110100011011011 |
3 | 2110100000021221121120202210 |
4 | 10100213331210232203123 |
5 | 4423421433300010441 |
6 | 103502320502530203 |
7 | 3642350005652325 |
oct | 420477544564333 |
9 | 73300257546683 |
10 | 18734606641371 |
11 | 5a73336047805 |
12 | 2126a85a36963 |
13 | a5b886a858aa |
14 | 48aa8cc66615 |
15 | 2274e41e0616 |
hex | 1109fd92e8db |
18734606641371 has 16 divisors (see below), whose sum is σ = 24997446531200. Its totient is φ = 12480752844288.
The previous prime is 18734606641339. The next prime is 18734606641403. The reversal of 18734606641371 is 17314660643781.
It is an interprime number because it is at equal distance from previous prime (18734606641339) and next prime (18734606641403).
It is not a de Polignac number, because 18734606641371 - 25 = 18734606641339 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (18734606641171) 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, 178953840 + ... + 179058498.
It is an arithmetic number, because the mean of its divisors is an integer number (1562340408200).
Almost surely, 218734606641371 is an apocalyptic number.
18734606641371 is a deficient number, since it is larger than the sum of its proper divisors (6262839889829).
18734606641371 is a wasteful number, since it uses less digits than its factorization.
18734606641371 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 147018.
The product of its (nonzero) digits is 12192768, while the sum is 57.
The spelling of 18734606641371 in words is "eighteen trillion, seven hundred thirty-four billion, six hundred six million, six hundred forty-one thousand, three hundred seventy-one".
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