Base | Representation |
---|---|
bin | 100011111000011111… |
… | …000011100010011010 |
3 | 10200110010102010210012 |
4 | 203320133003202122 |
5 | 1112401312111030 |
6 | 25411054121522 |
7 | 2532526641053 |
oct | 437037034232 |
9 | 120403363705 |
10 | 38528628890 |
11 | 15381452164 |
12 | 75731b02a2 |
13 | 38302a517b |
14 | 1c16ddb72a |
15 | 1007745095 |
hex | 8f87c389a |
38528628890 has 16 divisors (see below), whose sum is σ = 71742964680. Its totient is φ = 14880022080.
The previous prime is 38528628889. The next prime is 38528628947. The reversal of 38528628890 is 9882682583.
38528628890 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 18464189689 + 20064439201 = 135883^2 + 141649^2 .
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, 66428381 + ... + 66428960.
Almost surely, 238528628890 is an apocalyptic number.
38528628890 is a deficient number, since it is larger than the sum of its proper divisors (33214335790).
38528628890 is a wasteful number, since it uses less digits than its factorization.
38528628890 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 132857377.
The product of its (nonzero) digits is 13271040, while the sum is 59.
The spelling of 38528628890 in words is "thirty-eight billion, five hundred twenty-eight million, six hundred twenty-eight thousand, eight hundred ninety".
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