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304074413 = 1657183509
BaseRepresentation
bin10010000111111…
…100111010101101
3210012011120200022
4102013330322231
51110320340123
650101211525
710351406216
oct2207747255
9705146608
10304074413
11146707675
1285a00ba5
134acc64b6
142c55440d
151ba661c8
hex121fcead

304074413 has 4 divisors (see below), whose sum is σ = 304259580. Its totient is φ = 303889248.

The previous prime is 304074403. The next prime is 304074439. The reversal of 304074413 is 314470403.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 62520649 + 241553764 = 7907^2 + 15542^2 .

It is a cyclic number.

It is not a de Polignac number, because 304074413 - 216 = 304008877 is a prime.

It is a super-2 number, since 2×3040744132 = 184922497282589138, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (304074403) 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 3 ways as a sum of consecutive naturals, for example, 90098 + ... + 93411.

It is an arithmetic number, because the mean of its divisors is an integer number (76064895).

Almost surely, 2304074413 is an apocalyptic number.

It is an amenable number.

304074413 is a deficient number, since it is larger than the sum of its proper divisors (185167).

304074413 is a wasteful number, since it uses less digits than its factorization.

304074413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185166.

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 304074413 is about 17437.7295827180. The cubic root of 304074413 is about 672.4499397515.

The spelling of 304074413 in words is "three hundred four million, seventy-four thousand, four hundred thirteen".

Divisors: 1 1657 183509 304074413