Base | Representation |
---|---|
bin | 100100011101001001… |
… | …010101101000111011 |
3 | 10202000222202121221012 |
4 | 210131021111220323 |
5 | 1120131241132414 |
6 | 25552105104135 |
7 | 2554005620345 |
oct | 443511255073 |
9 | 122028677835 |
10 | 39143692859 |
11 | 15667659897 |
12 | 770518804b |
13 | 38ca84654b |
14 | 1c74986295 |
15 | 104173b33e |
hex | 91d255a3b |
39143692859 has 16 divisors (see below), whose sum is σ = 41644462080. Its totient is φ = 36687686400.
The previous prime is 39143692853. The next prime is 39143692867. The reversal of 39143692859 is 95829634193.
39143692859 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 39143692859 - 220 = 39142644283 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 39143692798 and 39143692807.
It is not an unprimeable number, because it can be changed into a prime (39143692853) 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, 2118059 + ... + 2136459.
It is an arithmetic number, because the mean of its divisors is an integer number (2602778880).
Almost surely, 239143692859 is an apocalyptic number.
39143692859 is a deficient number, since it is larger than the sum of its proper divisors (2500769221).
39143692859 is a wasteful number, since it uses less digits than its factorization.
39143692859 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19610.
The product of its digits is 12597120, while the sum is 59.
The spelling of 39143692859 in words is "thirty-nine billion, one hundred forty-three million, six hundred ninety-two thousand, eight hundred fifty-nine".
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