Base | Representation |
---|---|
bin | 11100010100000111… |
… | …101010101111000010 |
3 | 2220110210100011010102 |
4 | 130110013222233002 |
5 | 444230443403232 |
6 | 21544443202402 |
7 | 2124253334216 |
oct | 342407525702 |
9 | 86423304112 |
10 | 30402325442 |
11 | 119913580a5 |
12 | 5a85816402 |
13 | 2b3683bca8 |
14 | 1685a56946 |
15 | bce0eb662 |
hex | 7141eabc2 |
30402325442 has 16 divisors (see below), whose sum is σ = 45920965632. Its totient is φ = 15095490480.
The previous prime is 30402325441. The next prime is 30402325463. The reversal of 30402325442 is 24452320403.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (30402325441) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 365567 + ... + 440957.
It is an arithmetic number, because the mean of its divisors is an integer number (2870060352).
Almost surely, 230402325442 is an apocalyptic number.
30402325442 is a deficient number, since it is larger than the sum of its proper divisors (15518640190).
30402325442 is a wasteful number, since it uses less digits than its factorization.
30402325442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 76793.
The product of its (nonzero) digits is 23040, while the sum is 29.
Adding to 30402325442 its reverse (24452320403), we get a palindrome (54854645845).
The spelling of 30402325442 in words is "thirty billion, four hundred two million, three hundred twenty-five thousand, four hundred forty-two".
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