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304141081 = 1663182887
BaseRepresentation
bin10010001000001…
…101001100011001
3210012021222010111
4102020031030121
51110330003311
650102444321
710352104456
oct2210151431
9705258114
10304141081
11146752772
1285a336a1
134b01a94a
142c57082d
151ba7ad21
hex1220d319

304141081 has 4 divisors (see below), whose sum is σ = 304325632. Its totient is φ = 303956532.

The previous prime is 304141069. The next prime is 304141087. The reversal of 304141081 is 180141403.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 304141081 - 27 = 304140953 is a prime.

It is a super-2 number, since 2×3041410812 = 185003594303697122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (304141087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89781 + ... + 93106.

It is an arithmetic number, because the mean of its divisors is an integer number (76081408).

Almost surely, 2304141081 is an apocalyptic number.

It is an amenable number.

304141081 is a deficient number, since it is larger than the sum of its proper divisors (184551).

304141081 is a wasteful number, since it uses less digits than its factorization.

304141081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184550.

The product of its (nonzero) digits is 384, while the sum is 22.

The square root of 304141081 is about 17439.6410800223. The cubic root of 304141081 is about 672.4990808112.

Adding to 304141081 its reverse (180141403), we get a palindrome (484282484).

The spelling of 304141081 in words is "three hundred four million, one hundred forty-one thousand, eighty-one".

Divisors: 1 1663 182887 304141081