Base | Representation |
---|---|
bin | 101100001110100… |
… | …110101000001100 |
3 | 1220201020210221211 |
4 | 230032212220030 |
5 | 3004424310430 |
6 | 201344104204 |
7 | 24250054231 |
oct | 5416465014 |
9 | 1821223854 |
10 | 742025740 |
11 | 350943a15 |
12 | 188605064 |
13 | ba964cb1 |
14 | 70797788 |
15 | 4522472a |
hex | 2c3a6a0c |
742025740 has 48 divisors (see below), whose sum is σ = 1579888800. Its totient is φ = 292716032.
The previous prime is 742025731. The next prime is 742025743. The reversal of 742025740 is 47520247.
It is not an unprimeable number, because it can be changed into a prime (742025743) 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 15 ways as a sum of consecutive naturals, for example, 575016 + ... + 576304.
It is an arithmetic number, because the mean of its divisors is an integer number (32914350).
Almost surely, 2742025740 is an apocalyptic number.
It is an amenable number.
742025740 is an abundant number, since it is smaller than the sum of its proper divisors (837863060).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
742025740 is a wasteful number, since it uses less digits than its factorization.
742025740 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1674 (or 1672 counting only the distinct ones).
The product of its (nonzero) digits is 15680, while the sum is 31.
The square root of 742025740 is about 27240.1494122187. The cubic root of 742025740 is about 905.3287736412.
Adding to 742025740 its reverse (47520247), we get a palindrome (789545987).
The spelling of 742025740 in words is "seven hundred forty-two million, twenty-five thousand, seven hundred forty".
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