Base | Representation |
---|---|
bin | 1001001011001… |
… | …0111111110010 |
3 | 2200102002020210 |
4 | 2102302333302 |
5 | 34322410111 |
6 | 3452444550 |
7 | 645043101 |
oct | 222627762 |
9 | 80362223 |
10 | 38481906 |
11 | 1a7a4031 |
12 | 10a79756 |
13 | 7c84878 |
14 | 517a038 |
15 | 35a20a6 |
hex | 24b2ff2 |
38481906 has 8 divisors (see below), whose sum is σ = 76963824. Its totient is φ = 12827300.
The previous prime is 38481901. The next prime is 38481907. The reversal of 38481906 is 60918483.
It is a sphenic number, since it is the product of 3 distinct primes.
38481906 is an admirable number.
It is not an unprimeable number, because it can be changed into a prime (38481901) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3206820 + ... + 3206831.
It is an arithmetic number, because the mean of its divisors is an integer number (9620478).
Almost surely, 238481906 is an apocalyptic number.
38481906 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38481906 is a wasteful number, since it uses less digits than its factorization.
38481906 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6413656.
The product of its (nonzero) digits is 41472, while the sum is 39.
The square root of 38481906 is about 6203.3785955719. The cubic root of 38481906 is about 337.6127645140.
The spelling of 38481906 in words is "thirty-eight million, four hundred eighty-one thousand, nine hundred six".
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