Base | Representation |
---|---|
bin | 1010001111000… |
… | …0101001101110 |
3 | 2222210000011201 |
4 | 2203300221232 |
5 | 41442210000 |
6 | 4132040114 |
7 | 1030613464 |
oct | 243605156 |
9 | 88700151 |
10 | 42928750 |
11 | 22261007 |
12 | 1246303a |
13 | 8b80937 |
14 | 59b6834 |
15 | 3b7e96a |
hex | 28f0a6e |
42928750 has 40 divisors (see below), whose sum is σ = 81930024. Its totient is φ = 16860000.
The previous prime is 42928747. The next prime is 42928751. The reversal of 42928750 is 5782924.
42928750 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42928751) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 75969 + ... + 76531.
Almost surely, 242928750 is an apocalyptic number.
42928750 is a deficient number, since it is larger than the sum of its proper divisors (39001274).
42928750 is an equidigital number, since it uses as much as digits as its factorization.
42928750 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 646 (or 631 counting only the distinct ones).
The product of its (nonzero) digits is 40320, while the sum is 37.
The square root of 42928750 is about 6552.0035103776. The cubic root of 42928750 is about 350.1461974272.
The spelling of 42928750 in words is "forty-two million, nine hundred twenty-eight thousand, seven hundred fifty".
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