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1232230301 = 6191990679
BaseRepresentation
bin100100101110010…
…0101011110011101
310011212122210012022
41021130211132131
510010422332201
6322134545525
742351533111
oct11134453635
93155583168
101232230301
1158261a955
122a48082a5
1316839a673
14b991d741
15732a541b
hex4972579d

1232230301 has 4 divisors (see below), whose sum is σ = 1234221600. Its totient is φ = 1230239004.

The previous prime is 1232230283. The next prime is 1232230333. The reversal of 1232230301 is 1030322321.

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 1232230301 - 226 = 1165121437 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1232230301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1232230361) 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, 994721 + ... + 995958.

It is an arithmetic number, because the mean of its divisors is an integer number (308555400).

Almost surely, 21232230301 is an apocalyptic number.

It is an amenable number.

1232230301 is a deficient number, since it is larger than the sum of its proper divisors (1991299).

1232230301 is an equidigital number, since it uses as much as digits as its factorization.

1232230301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1991298.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 1232230301 is about 35103.1380506074. The cubic root of 1232230301 is about 1072.0884766420.

Adding to 1232230301 its reverse (1030322321), we get a palindrome (2262552622).

The spelling of 1232230301 in words is "one billion, two hundred thirty-two million, two hundred thirty thousand, three hundred one".

Divisors: 1 619 1990679 1232230301