Base | Representation |
---|---|
bin | 1001001001101… |
… | …0001110000110 |
3 | 2200012221001010 |
4 | 2102122032012 |
5 | 34311133142 |
6 | 3450343050 |
7 | 644141163 |
oct | 222321606 |
9 | 80187033 |
10 | 38380422 |
11 | 1a734863 |
12 | 10a2aa86 |
13 | 7c4a612 |
14 | 515106a |
15 | 3581e9c |
hex | 249a386 |
38380422 has 16 divisors (see below), whose sum is σ = 80098560. Its totient is φ = 12237192.
The previous prime is 38380421. The next prime is 38380423. The reversal of 38380422 is 22408383.
It is an interprime number because it is at equal distance from previous prime (38380421) and next prime (38380423).
It is a self number, because there is not a number n which added to its sum of digits gives 38380422.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38380421) by changing a digit.
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, 138922 + ... + 139197.
It is an arithmetic number, because the mean of its divisors is an integer number (5006160).
Almost surely, 238380422 is an apocalyptic number.
38380422 is an abundant number, since it is smaller than the sum of its proper divisors (41718138).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38380422 is a wasteful number, since it uses less digits than its factorization.
38380422 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 278147.
The product of its (nonzero) digits is 9216, while the sum is 30.
The square root of 38380422 is about 6195.1934594490. The cubic root of 38380422 is about 337.3157205241.
The spelling of 38380422 in words is "thirty-eight million, three hundred eighty thousand, four hundred twenty-two".
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