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242011442 = 2187964399
BaseRepresentation
bin11100110110011…
…00110100110010
3121212101110021202
432123030310302
5443423331232
640003051202
75666030501
oct1633146462
9555343252
10242011442
11114677862
1269070b02
133b1a654a
14241da838
15163a7162
hexe6ccd32

242011442 has 8 divisors (see below), whose sum is σ = 363216000. Its totient is φ = 120939444.

The previous prime is 242011433. The next prime is 242011447. The reversal of 242011442 is 244110242.

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

It is not an unprimeable number, because it can be changed into a prime (242011447) 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, 28442 + ... + 35957.

It is an arithmetic number, because the mean of its divisors is an integer number (45402000).

Almost surely, 2242011442 is an apocalyptic number.

242011442 is a deficient number, since it is larger than the sum of its proper divisors (121204558).

242011442 is a wasteful number, since it uses less digits than its factorization.

242011442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66280.

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 242011442 is about 15556.7169415658. The cubic root of 242011442 is about 623.1777896154.

Adding to 242011442 its reverse (244110242), we get a palindrome (486121684).

The spelling of 242011442 in words is "two hundred forty-two million, eleven thousand, four hundred forty-two".

Divisors: 1 2 1879 3758 64399 128798 121005721 242011442