Base | Representation |
---|---|
bin | 1010000110101… |
… | …1111011101010 |
3 | 2221202101110122 |
4 | 2201223323222 |
5 | 41322311010 |
6 | 4112243242 |
7 | 1023160544 |
oct | 241537352 |
9 | 87671418 |
10 | 42385130 |
11 | 21a1a637 |
12 | 12240522 |
13 | 8a20378 |
14 | 58b4694 |
15 | 3ac3855 |
hex | 286beea |
42385130 has 8 divisors (see below), whose sum is σ = 76293252. Its totient is φ = 16954048.
The previous prime is 42385129. The next prime is 42385157. The reversal of 42385130 is 3158324.
It can be written as a sum of positive squares in 2 ways, for example, as 41203561 + 1181569 = 6419^2 + 1087^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 42385130.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2119247 + ... + 2119266.
Almost surely, 242385130 is an apocalyptic number.
42385130 is a deficient number, since it is larger than the sum of its proper divisors (33908122).
42385130 is a wasteful number, since it uses less digits than its factorization.
42385130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4238520.
The product of its (nonzero) digits is 2880, while the sum is 26.
The square root of 42385130 is about 6510.3863172626. The cubic root of 42385130 is about 348.6619112661.
The spelling of 42385130 in words is "forty-two million, three hundred eighty-five thousand, one hundred thirty".
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