Base | Representation |
---|---|
bin | 1100100110100101100100… |
… | …0101101110010001101011 |
3 | 1211001201111021112101211000 |
4 | 3021221121011232101223 |
5 | 3304013224121410022 |
6 | 45245502313010043 |
7 | 2630065562343060 |
oct | 311513105562153 |
9 | 54051437471730 |
10 | 13857059169387 |
11 | 4462822714a25 |
12 | 16797110b3923 |
13 | 79693b0265c5 |
14 | 35c98443ac67 |
15 | 1906c1e246ac |
hex | c9a5916e46b |
13857059169387 has 64 divisors (see below), whose sum is σ = 24930193305600. Its totient is φ = 7426014059520.
The previous prime is 13857059169311. The next prime is 13857059169439. The reversal of 13857059169387 is 78396195075831.
13857059169387 is a `hidden beast` number, since 1 + 3 + 8 + 570 + 5 + 9 + 16 + 9 + 38 + 7 = 666.
13857059169387 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 13857059169387 - 230 = 13855985427563 is a prime.
It is a Smith number, since the sum of its digits (72) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (13857059169287) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6771187 + ... + 8576892.
It is an arithmetic number, because the mean of its divisors is an integer number (389534270400).
Almost surely, 213857059169387 is an apocalyptic number.
13857059169387 is a gapful number since it is divisible by the number (17) formed by its first and last digit.
13857059169387 is a deficient number, since it is larger than the sum of its proper divisors (11073134136213).
13857059169387 is a wasteful number, since it uses less digits than its factorization.
13857059169387 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15348393 (or 15348387 counting only the distinct ones).
The product of its (nonzero) digits is 342921600, while the sum is 72.
The spelling of 13857059169387 in words is "thirteen trillion, eight hundred fifty-seven billion, fifty-nine million, one hundred sixty-nine thousand, three hundred eighty-seven".
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