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242130041 = 475987317
BaseRepresentation
bin11100110111010…
…01110001111001
3121212121110222022
432123221301321
5443441130131
640005404225
76000033326
oct1633516171
9555543868
10242130041
1111474897a
1269109675
133b21851a
142422bb4d
15163cc37b
hexe6e9c79

242130041 has 8 divisors (see below), whose sum is σ = 251475840. Its totient is φ = 232959088.

The previous prime is 242130029. The next prime is 242130043. The reversal of 242130041 is 140031242.

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 242130041 - 214 = 242113657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (242130043) 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, 40886 + ... + 46431.

It is an arithmetic number, because the mean of its divisors is an integer number (31434480).

Almost surely, 2242130041 is an apocalyptic number.

It is an amenable number.

242130041 is a deficient number, since it is larger than the sum of its proper divisors (9345799).

242130041 is an equidigital number, since it uses as much as digits as its factorization.

242130041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87423.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 242130041 is about 15560.5283008001. The cubic root of 242130041 is about 623.2795701928.

Adding to 242130041 its reverse (140031242), we get a palindrome (382161283).

The spelling of 242130041 in words is "two hundred forty-two million, one hundred thirty thousand, forty-one".

Divisors: 1 47 59 2773 87317 4103899 5151703 242130041