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304031042 = 2721716503
BaseRepresentation
bin10010000111110…
…010010101000010
3210012002101011222
4102013302111002
51110312443132
650100235042
710351135610
oct2207622502
9705071158
10304031042
11146688027
128599ba82
134acac833
142c5426b0
151ba58412
hex121f2542

304031042 has 8 divisors (see below), whose sum is σ = 521196096. Its totient is φ = 130299012.

The previous prime is 304031011. The next prime is 304031051. The reversal of 304031042 is 240130403.

304031042 is digitally balanced in base 3, 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 self number, because there is not a number n which added to its sum of digits gives 304031042.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10858238 + ... + 10858265.

It is an arithmetic number, because the mean of its divisors is an integer number (65149512).

Almost surely, 2304031042 is an apocalyptic number.

304031042 is a deficient number, since it is larger than the sum of its proper divisors (217165054).

304031042 is a wasteful number, since it uses less digits than its factorization.

304031042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21716512.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 304031042 is about 17436.4859418405. The cubic root of 304031042 is about 672.4179670810.

Adding to 304031042 its reverse (240130403), we get a palindrome (544161445).

The spelling of 304031042 in words is "three hundred four million, thirty-one thousand, forty-two".

Divisors: 1 2 7 14 21716503 43433006 152015521 304031042