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13030144343 = 17766479079
BaseRepresentation
bin11000010001010100…
…00011100101010111
31020122002111220201122
430020222003211113
5203141204104333
65552545114155
7640620254006
oct141052034527
936562456648
1013030144343
1155871a4337
12263792895b
1312c86c75a8
148b8774c3d
15513e08798
hex308a83957

13030144343 has 4 divisors (see below), whose sum is σ = 13796623440. Its totient is φ = 12263665248.

The previous prime is 13030144327. The next prime is 13030144427. The reversal of 13030144343 is 34344103031.

It is a happy number.

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 13030144343 - 24 = 13030144327 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 (13030147343) 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, 383239523 + ... + 383239556.

It is an arithmetic number, because the mean of its divisors is an integer number (3449155860).

Almost surely, 213030144343 is an apocalyptic number.

13030144343 is a deficient number, since it is larger than the sum of its proper divisors (766479097).

13030144343 is an equidigital number, since it uses as much as digits as its factorization.

13030144343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 766479096.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 13030144343 its reverse (34344103031), we get a palindrome (47374247374).

The spelling of 13030144343 in words is "thirteen billion, thirty million, one hundred forty-four thousand, three hundred forty-three".

Divisors: 1 17 766479079 13030144343