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13130014 = 247139681
BaseRepresentation
bin110010000101…
…100100011110
3220201001222211
4302011210132
511330130024
61145231034
7216413632
oct62054436
926631884
1013130014
117458857
12449247a
132949451
141a5adc2
151245594
hexc8591e

13130014 has 8 divisors (see below), whose sum is σ = 20114208. Its totient is φ = 6425280.

The previous prime is 13130009. The next prime is 13130027. The reversal of 13130014 is 41003131.

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

It is a junction number, because it is equal to n+sod(n) for n = 13129976 and 13130003.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69747 + ... + 69934.

It is an arithmetic number, because the mean of its divisors is an integer number (2514276).

Almost surely, 213130014 is an apocalyptic number.

13130014 is a deficient number, since it is larger than the sum of its proper divisors (6984194).

13130014 is a wasteful number, since it uses less digits than its factorization.

13130014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139730.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 13130014 is about 3623.5361182138. The cubic root of 13130014 is about 235.9147326744.

Adding to 13130014 its reverse (41003131), we get a palindrome (54133145).

The spelling of 13130014 in words is "thirteen million, one hundred thirty thousand, fourteen".

Divisors: 1 2 47 94 139681 279362 6565007 13130014