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13131114 = 232395153
BaseRepresentation
bin110010000101…
…110101101010
3220201010111120
4302011311222
511330143424
61145240110
7216420063
oct62056552
926633446
1013131114
117459667
124493036
132949ab9
141a5b56a
151245a79
hexc85d6a

13131114 has 16 divisors (see below), whose sum is σ = 27404352. Its totient is φ = 4186688.

The previous prime is 13131103. The next prime is 13131127. The reversal of 13131114 is 41113131.

13131114 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 13131093 and 13131102.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47439 + ... + 47714.

It is an arithmetic number, because the mean of its divisors is an integer number (1712772).

Almost surely, 213131114 is an apocalyptic number.

13131114 is an abundant number, since it is smaller than the sum of its proper divisors (14273238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13131114 is a wasteful number, since it uses less digits than its factorization.

13131114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95181.

The product of its digits is 36, while the sum is 15.

The square root of 13131114 is about 3623.6879004683. The cubic root of 13131114 is about 235.9213206074.

Adding to 13131114 its reverse (41113131), we get a palindrome (54244245).

The spelling of 13131114 in words is "thirteen million, one hundred thirty-one thousand, one hundred fourteen".

Divisors: 1 2 3 6 23 46 69 138 95153 190306 285459 570918 2188519 4377038 6565557 13131114