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230404303 = 539074793
BaseRepresentation
bin11011011101110…
…11000011001111
3121001112202021201
431232323003033
5432440414203
634510210331
75465255443
oct1556730317
9531482251
10230404303
1110906a188
12651b39a7
133897130c
1422858823
1515362e1d
hexdbbb0cf

230404303 has 8 divisors (see below), whose sum is σ = 235059408. Its totient is φ = 225760704.

The previous prime is 230404267. The next prime is 230404313. The reversal of 230404303 is 303404032.

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

It is a cyclic number.

It is not a de Polignac number, because 230404303 - 221 = 228307151 is a prime.

It is a super-2 number, since 2×2304043032 = 106172285681831618, 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 (230404313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45675 + ... + 50467.

It is an arithmetic number, because the mean of its divisors is an integer number (29382426).

Almost surely, 2230404303 is an apocalyptic number.

230404303 is a deficient number, since it is larger than the sum of its proper divisors (4655105).

230404303 is an equidigital number, since it uses as much as digits as its factorization.

230404303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5753.

The product of its (nonzero) digits is 864, while the sum is 19.

The square root of 230404303 is about 15179.0745106545. The cubic root of 230404303 is about 613.0513623604.

Adding to 230404303 its reverse (303404032), we get a palindrome (533808335).

The spelling of 230404303 in words is "two hundred thirty million, four hundred four thousand, three hundred three".

Divisors: 1 53 907 4793 48071 254029 4347251 230404303