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1230330301 = 2837433673
BaseRepresentation
bin100100101010101…
…0101100110111101
310011202002020212221
41021111111212331
510004431032201
6322030125341
742326430544
oct11125254675
93152066787
101230330301
11581542402
122a4050851
13167b838c5
14b958715b
157302c4a1
hex495559bd

1230330301 has 4 divisors (see below), whose sum is σ = 1230766812. Its totient is φ = 1229893792.

The previous prime is 1230330293. The next prime is 1230330317. The reversal of 1230330301 is 1030330321.

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 266538276 + 963792025 = 16326^2 + 31045^2 .

It is a cyclic number.

It is not a de Polignac number, because 1230330301 - 23 = 1230330293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1230337301) 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, 214000 + ... + 219673.

It is an arithmetic number, because the mean of its divisors is an integer number (307691703).

Almost surely, 21230330301 is an apocalyptic number.

It is an amenable number.

1230330301 is a deficient number, since it is larger than the sum of its proper divisors (436511).

1230330301 is an equidigital number, since it uses as much as digits as its factorization.

1230330301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 436510.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 1230330301 is about 35076.0645027346. The cubic root of 1230330301 is about 1071.5371684575.

Adding to 1230330301 its reverse (1030330321), we get a palindrome (2260660622).

The spelling of 1230330301 in words is "one billion, two hundred thirty million, three hundred thirty thousand, three hundred one".

Divisors: 1 2837 433673 1230330301