Base | Representation |
---|---|
bin | 1010001111000… |
… | …0101000111111 |
3 | 2222210000002222 |
4 | 2203300220333 |
5 | 41442204303 |
6 | 4132035555 |
7 | 1030613366 |
oct | 243605077 |
9 | 88700088 |
10 | 42928703 |
11 | 22260a74 |
12 | 12462bbb |
13 | 8b808cc |
14 | 59b67dd |
15 | 3b7e938 |
hex | 28f0a3f |
42928703 has 4 divisors (see below), whose sum is σ = 42941808. Its totient is φ = 42915600.
The previous prime is 42928693. The next prime is 42928727. The reversal of 42928703 is 30782924.
It is a Cunningham number, because it is equal to 65522-1.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is not a de Polignac number, because 42928703 - 24 = 42928687 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42928783) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3275 + ... + 9827.
It is an arithmetic number, because the mean of its divisors is an integer number (10735452).
Almost surely, 242928703 is an apocalyptic number.
42928703 is a deficient number, since it is larger than the sum of its proper divisors (13105).
42928703 is an equidigital number, since it uses as much as digits as its factorization.
42928703 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13104.
The product of its (nonzero) digits is 24192, while the sum is 35.
The square root of 42928703 is about 6551.9999236874. Note that the first 4 decimals coincide. The cubic root of 42928703 is about 350.1460696428.
The spelling of 42928703 in words is "forty-two million, nine hundred twenty-eight thousand, seven hundred three".
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