Base | Representation |
---|---|
bin | 1001001001110… |
… | …1100010010101 |
3 | 2200020121200012 |
4 | 2102131202111 |
5 | 34312102010 |
6 | 3450530005 |
7 | 644225606 |
oct | 222354225 |
9 | 80217605 |
10 | 38394005 |
11 | 1a743a91 |
12 | 10a36905 |
13 | 7c53860 |
14 | 5155dad |
15 | 3586005 |
hex | 249d895 |
38394005 has 16 divisors (see below), whose sum is σ = 50018304. Its totient is φ = 28123200.
The previous prime is 38393989. The next prime is 38394011. The reversal of 38394005 is 50049383.
It is not a de Polignac number, because 38394005 - 24 = 38393989 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5930 + ... + 10580.
It is an arithmetic number, because the mean of its divisors is an integer number (3126144).
Almost surely, 238394005 is an apocalyptic number.
It is an amenable number.
38394005 is a deficient number, since it is larger than the sum of its proper divisors (11624299).
38394005 is a wasteful number, since it uses less digits than its factorization.
38394005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4796.
The product of its (nonzero) digits is 12960, while the sum is 32.
The square root of 38394005 is about 6196.2896155683. The cubic root of 38394005 is about 337.3555083360.
The spelling of 38394005 in words is "thirty-eight million, three hundred ninety-four thousand, five".
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