Base | Representation |
---|---|
bin | 1010001100011… |
… | …1001011011011 |
3 | 2222110101011001 |
4 | 2203013023123 |
5 | 41421241000 |
6 | 4124245431 |
7 | 1026305305 |
oct | 243071333 |
9 | 88411131 |
10 | 42758875 |
11 | 22155415 |
12 | 123a0877 |
13 | 8b21513 |
14 | 5970975 |
15 | 3b4946a |
hex | 28c72db |
42758875 has 8 divisors (see below), whose sum is σ = 53363232. Its totient is φ = 34207000.
The previous prime is 42758869. The next prime is 42758879. The reversal of 42758875 is 57885724.
It is not a de Polignac number, because 42758875 - 23 = 42758867 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (42758879) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170911 + ... + 171160.
It is an arithmetic number, because the mean of its divisors is an integer number (6670404).
Almost surely, 242758875 is an apocalyptic number.
42758875 is a deficient number, since it is larger than the sum of its proper divisors (10604357).
42758875 is an equidigital number, since it uses as much as digits as its factorization.
42758875 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 342086 (or 342076 counting only the distinct ones).
The product of its digits is 627200, while the sum is 46.
The square root of 42758875 is about 6539.0270683031. The cubic root of 42758875 is about 349.6837278971.
The spelling of 42758875 in words is "forty-two million, seven hundred fifty-eight thousand, eight hundred seventy-five".
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