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13093949495 = 511238071809
BaseRepresentation
bin11000011000111010…
…11101000000110111
31020210112120112221102
430030131131000313
5203304022340440
610003144440315
7642323506604
oct141435350067
936715515842
1013093949495
11560a214070
12265517909b
1313089a7513
148c30236ab
1551980db15
hex30c75d037

13093949495 has 8 divisors (see below), whose sum is σ = 17141170320. Its totient is φ = 9522872320.

The previous prime is 13093949489. The next prime is 13093949497. The reversal of 13093949495 is 59494939031.

13093949495 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 not a de Polignac number, because 13093949495 - 222 = 13089755191 is a prime.

It is a super-2 number, since 2×130939494952 (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13093949495.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13093949497) 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, 119035850 + ... + 119035959.

It is an arithmetic number, because the mean of its divisors is an integer number (2142646290).

Almost surely, 213093949495 is an apocalyptic number.

13093949495 is a deficient number, since it is larger than the sum of its proper divisors (4047220825).

13093949495 is a wasteful number, since it uses less digits than its factorization.

13093949495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238071825.

The product of its (nonzero) digits is 4723920, while the sum is 56.

The spelling of 13093949495 in words is "thirteen billion, ninety-three million, nine hundred forty-nine thousand, four hundred ninety-five".

Divisors: 1 5 11 55 238071809 1190359045 2618789899 13093949495