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12340321130 = 251234032113
BaseRepresentation
bin10110111111000101…
…00101101101101010
31011212000111021011202
423133202211231222
5200233110234010
65400303524202
7614542666424
oct133742455552
934760437152
1012340321130
115262875a05
1224848b9662
13121880c387
14850cc9814
154c35966a5
hex2df8a5b6a

12340321130 has 8 divisors (see below), whose sum is σ = 22212578052. Its totient is φ = 4936128448.

The previous prime is 12340321127. The next prime is 12340321139. The reversal of 12340321130 is 3112304321.

It can be written as a sum of positive squares in 2 ways, for example, as 12338544241 + 1776889 = 111079^2 + 1333^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (12340321139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 617016047 + ... + 617016066.

Almost surely, 212340321130 is an apocalyptic number.

12340321130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12340321130 is a deficient number, since it is larger than the sum of its proper divisors (9872256922).

12340321130 is a wasteful number, since it uses less digits than its factorization.

12340321130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1234032120.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 12340321130 its reverse (3112304321), we get a palindrome (15452625451).

The spelling of 12340321130 in words is "twelve billion, three hundred forty million, three hundred twenty-one thousand, one hundred thirty".

Divisors: 1 2 5 10 1234032113 2468064226 6170160565 12340321130