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13013200271 = 40132451871
BaseRepresentation
bin11000001111010010…
…11010110110001111
31020120220122001211102
430013221122312033
5203122334402041
65551142013315
7640323243251
oct140751326617
936526561742
1013013200271
115578680a75
12263211723b
1312c5044106
148b6403cd1
155126ad09b
hex307a5ad8f

13013200271 has 4 divisors (see below), whose sum is σ = 13045652544. Its totient is φ = 12980748000.

The previous prime is 13013200261. The next prime is 13013200279. The reversal of 13013200271 is 17200231031.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 17200231031 = 38334487407.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13013200271 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 (13013200279) 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, 16225535 + ... + 16226336.

It is an arithmetic number, because the mean of its divisors is an integer number (3261413136).

Almost surely, 213013200271 is an apocalyptic number.

13013200271 is a deficient number, since it is larger than the sum of its proper divisors (32452273).

13013200271 is an equidigital number, since it uses as much as digits as its factorization.

13013200271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32452272.

The product of its (nonzero) digits is 252, while the sum is 20.

The spelling of 13013200271 in words is "thirteen billion, thirteen million, two hundred thousand, two hundred seventy-one".

Divisors: 1 401 32451871 13013200271