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13006810843 = 137313705807
BaseRepresentation
bin11000001110100010…
…00010111011011011
31020120110121110011221
430013101002323123
5203114220421333
65550353032511
7640215032215
oct140721027333
936513543157
1013006810843
115575007554
12262bb55737
1312c3917aa0
148b561d5b5
15511d49d2d
hex307442edb

13006810843 has 8 divisors (see below), whose sum is σ = 14199217088. Its totient is φ = 11841816384.

The previous prime is 13006810841. The next prime is 13006810897. The reversal of 13006810843 is 34801860031.

13006810843 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 13006810843 - 21 = 13006810841 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13006810799 and 13006810808.

It is not an unprimeable number, because it can be changed into a prime (13006810841) 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 7 ways as a sum of consecutive naturals, for example, 6851955 + ... + 6853852.

It is an arithmetic number, because the mean of its divisors is an integer number (1774902136).

Almost surely, 213006810843 is an apocalyptic number.

13006810843 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

13006810843 is a deficient number, since it is larger than the sum of its proper divisors (1192406245).

13006810843 is a wasteful number, since it uses less digits than its factorization.

13006810843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13705893.

The product of its (nonzero) digits is 13824, while the sum is 34.

The spelling of 13006810843 in words is "thirteen billion, six million, eight hundred ten thousand, eight hundred forty-three".

Divisors: 1 13 73 949 13705807 178175491 1000523911 13006810843