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304255201 = 2313228487
BaseRepresentation
bin10010001000101…
…001000011100001
3210012111202200011
4102020221003201
51110342131301
650105124521
710353061255
oct2210510341
9705452604
10304255201
11146820488
1285a89741
134b05a883
142c5a0265
151ba9ea51
hex122290e1

304255201 has 4 divisors (see below), whose sum is σ = 317483712. Its totient is φ = 291026692.

The previous prime is 304255187. The next prime is 304255207. The reversal of 304255201 is 102552403.

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, and also an emirpimes, since its reverse is a distinct semiprime: 102552403 = 531934951.

It is a cyclic number.

It is not a de Polignac number, because 304255201 - 27 = 304255073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (304255207) 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, 6614221 + ... + 6614266.

It is an arithmetic number, because the mean of its divisors is an integer number (79370928).

Almost surely, 2304255201 is an apocalyptic number.

It is an amenable number.

304255201 is a deficient number, since it is larger than the sum of its proper divisors (13228511).

304255201 is a wasteful number, since it uses less digits than its factorization.

304255201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13228510.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 304255201 is about 17442.9126294894. The cubic root of 304255201 is about 672.5831821302.

The spelling of 304255201 in words is "three hundred four million, two hundred fifty-five thousand, two hundred one".

Divisors: 1 23 13228487 304255201