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42030243241 = 76198431483
BaseRepresentation
bin100111001001001100…
…101001110110101001
311000111011022120122121
4213021030221312221
51142034220240431
631150341551241
73015356113210
oct471114516651
9130434276577
1042030243241
1116908a81918
12818ba15521
133c6a88851c
14206a09a077
15115ed70611
hex9c9329da9

42030243241 has 8 divisors (see below), whose sum is σ = 48822016064. Its totient is φ = 35435333520.

The previous prime is 42030243223. The next prime is 42030243253. The reversal of 42030243241 is 14234203024.

It is a happy number.

42030243241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42030243241 - 25 = 42030243209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42030241241) 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, 49215315 + ... + 49216168.

It is an arithmetic number, because the mean of its divisors is an integer number (6102752008).

Almost surely, 242030243241 is an apocalyptic number.

It is an amenable number.

42030243241 is a deficient number, since it is larger than the sum of its proper divisors (6791772823).

42030243241 is an equidigital number, since it uses as much as digits as its factorization.

42030243241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98431551.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 42030243241 its reverse (14234203024), we get a palindrome (56264446265).

The spelling of 42030243241 in words is "forty-two billion, thirty million, two hundred forty-three thousand, two hundred forty-one".

Divisors: 1 7 61 427 98431483 689020381 6004320463 42030243241