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2130324067 = 5351398117
BaseRepresentation
bin111111011111010…
…0010101001100011
312111110120200020101
41332332202221203
513330330332232
6551220123231
7103535312224
oct17676425143
95443520211
102130324067
119a3570003
124b5536517
1327c4774b1
14162d0124b
15c70571e7
hex7efa2a63

2130324067 has 4 divisors (see below), whose sum is σ = 2130727536. Its totient is φ = 2129920600.

The previous prime is 2130324037. The next prime is 2130324071. The reversal of 2130324067 is 7604230312.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2130324067 - 227 = 1996106339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2130324037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 193708 + ... + 204409.

It is an arithmetic number, because the mean of its divisors is an integer number (532681884).

Almost surely, 22130324067 is an apocalyptic number.

2130324067 is a deficient number, since it is larger than the sum of its proper divisors (403469).

2130324067 is an equidigital number, since it uses as much as digits as its factorization.

2130324067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403468.

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 2130324067 is about 46155.4337754505. The cubic root of 2130324067 is about 1286.7135999134.

Adding to 2130324067 its reverse (7604230312), we get a palindrome (9734554379).

The spelling of 2130324067 in words is "two billion, one hundred thirty million, three hundred twenty-four thousand, sixty-seven".

Divisors: 1 5351 398117 2130324067