Base | Representation |
---|---|
bin | 1001000110000… |
… | …0000111111100 |
3 | 2122202211121201 |
4 | 2101200013330 |
5 | 34231024320 |
6 | 3441305244 |
7 | 642130336 |
oct | 221400774 |
9 | 78684551 |
10 | 38142460 |
11 | 1a591aa4 |
12 | 10935224 |
13 | 7b96205 |
14 | 50cc456 |
15 | 353670a |
hex | 24601fc |
38142460 has 12 divisors (see below), whose sum is σ = 80099208. Its totient is φ = 15256976.
The previous prime is 38142439. The next prime is 38142473. The reversal of 38142460 is 6424183.
It is a congruent number.
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 3 ways as a sum of consecutive naturals, for example, 953542 + ... + 953581.
It is an arithmetic number, because the mean of its divisors is an integer number (6674934).
Almost surely, 238142460 is an apocalyptic number.
It is an amenable number.
38142460 is an abundant number, since it is smaller than the sum of its proper divisors (41956748).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38142460 is a wasteful number, since it uses less digits than its factorization.
38142460 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1907132 (or 1907130 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 28.
The square root of 38142460 is about 6175.9582252473. The cubic root of 38142460 is about 336.6171457187.
The spelling of 38142460 in words is "thirty-eight million, one hundred forty-two thousand, four hundred sixty".
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