Base | Representation |
---|---|
bin | 1001001000001… |
… | …1011001011010 |
3 | 2200001011210202 |
4 | 2102003121122 |
5 | 34300140223 |
6 | 3444342202 |
7 | 643301504 |
oct | 222033132 |
9 | 80034722 |
10 | 38286938 |
11 | 1a6805a8 |
12 | 109a4962 |
13 | 7c16bc1 |
14 | 5128d74 |
15 | 3564428 |
hex | 248365a |
38286938 has 16 divisors (see below), whose sum is σ = 60642240. Its totient is φ = 18129420.
The previous prime is 38286917. The next prime is 38287001. The reversal of 38286938 is 83968283.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 38286892 and 38286901.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12323 + ... + 15113.
It is an arithmetic number, because the mean of its divisors is an integer number (3790140).
Almost surely, 238286938 is an apocalyptic number.
38286938 is a gapful number since it is divisible by the number (38) formed by its first and last digit.
38286938 is a deficient number, since it is larger than the sum of its proper divisors (22355302).
38286938 is an equidigital number, since it uses as much as digits as its factorization.
38286938 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2850 (or 2812 counting only the distinct ones).
The product of its digits is 497664, while the sum is 47.
The square root of 38286938 is about 6187.6439781229. The cubic root of 38286938 is about 337.0416288714.
The spelling of 38286938 in words is "thirty-eight million, two hundred eighty-six thousand, nine hundred thirty-eight".
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