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12340130330 = 2511211531673
BaseRepresentation
bin10110111111000011…
…10111001000011010
31011212000010120110002
423133201313020122
5200233033132310
65400255453002
7614541243233
oct133741671032
934760116402
1012340130330
115262755620
122484827162
131218773588
14850c7a08a
154c3559da5
hex2df87721a

12340130330 has 32 divisors (see below), whose sum is σ = 24346415808. Its totient is φ = 4466044800.

The previous prime is 12340130321. The next prime is 12340130333. The reversal of 12340130330 is 3303104321.

It is a super-2 number, since 2×123401303302 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12340130333) 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 15 ways as a sum of consecutive naturals, for example, 242627 + ... + 289046.

It is an arithmetic number, because the mean of its divisors is an integer number (760825494).

Almost surely, 212340130330 is an apocalyptic number.

12340130330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12340130330 is a deficient number, since it is larger than the sum of its proper divisors (12006285478).

12340130330 is a wasteful number, since it uses less digits than its factorization.

12340130330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531902.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 12340130330 its reverse (3303104321), we get a palindrome (15643234651).

The spelling of 12340130330 in words is "twelve billion, three hundred forty million, one hundred thirty thousand, three hundred thirty".

Divisors: 1 2 5 10 11 22 55 110 211 422 1055 2110 2321 4642 11605 23210 531673 1063346 2658365 5316730 5848403 11696806 29242015 58484030 112183003 224366006 560915015 1121830030 1234013033 2468026066 6170065165 12340130330