Search a number
-
+
230404301 = 713245131
BaseRepresentation
bin11011011101110…
…11000011001101
3121001112202021122
431232323003031
5432440414201
634510210325
75465255441
oct1556730315
9531482248
10230404301
1110906a186
12651b39a5
133897130a
1422858821
1515362e1b
hexdbbb0cd

230404301 has 4 divisors (see below), whose sum is σ = 233649504. Its totient is φ = 227159100.

The previous prime is 230404267. The next prime is 230404313. The reversal of 230404301 is 103404032.

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 230404301 - 214 = 230387917 is a prime.

It is a super-2 number, since 2×2304043012 = 106172283838597202, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 230404301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230400301) 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, 1622495 + ... + 1622636.

It is an arithmetic number, because the mean of its divisors is an integer number (58412376).

Almost surely, 2230404301 is an apocalyptic number.

It is an amenable number.

230404301 is a deficient number, since it is larger than the sum of its proper divisors (3245203).

230404301 is an equidigital number, since it uses as much as digits as its factorization.

230404301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3245202.

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

The square root of 230404301 is about 15179.0744447743. The cubic root of 230404301 is about 613.0513605866.

Adding to 230404301 its reverse (103404032), we get a palindrome (333808333).

The spelling of 230404301 in words is "two hundred thirty million, four hundred four thousand, three hundred one".

Divisors: 1 71 3245131 230404301