Base | Representation |
---|---|
bin | 10000110100000100… |
… | …111110010110011010 |
3 | 1201121012000022110102 |
4 | 100310010332112122 |
5 | 243433204312003 |
6 | 12143235015402 |
7 | 1206245653310 |
oct | 206404762632 |
9 | 51535008412 |
10 | 18053588378 |
11 | 7724864181 |
12 | 35ba13a562 |
13 | 1919374097 |
14 | c339ba0b0 |
15 | 709e41588 |
hex | 43413e59a |
18053588378 has 16 divisors (see below), whose sum is σ = 32577904320. Its totient is φ = 7330028256.
The previous prime is 18053588369. The next prime is 18053588383. The reversal of 18053588378 is 87388535081.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33935051 + ... + 33935582.
It is an arithmetic number, because the mean of its divisors is an integer number (2036119020).
Almost surely, 218053588378 is an apocalyptic number.
18053588378 is a deficient number, since it is larger than the sum of its proper divisors (14524315942).
18053588378 is a wasteful number, since it uses less digits than its factorization.
18053588378 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 67870661.
The product of its (nonzero) digits is 6451200, while the sum is 56.
The spelling of 18053588378 in words is "eighteen billion, fifty-three million, five hundred eighty-eight thousand, three hundred seventy-eight".
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