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13131094 = 27389939
BaseRepresentation
bin110010000101…
…110101010110
3220201010110211
4302011311112
511330143334
61145240034
7216420034
oct62056526
926633424
1013131094
117459649
12449301a
132949aa2
141a5b554
151245a64
hexc85d56

13131094 has 8 divisors (see below), whose sum is σ = 19966680. Its totient is φ = 6475536.

The previous prime is 13131067. The next prime is 13131103. The reversal of 13131094 is 49013131.

13131094 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 congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44824 + ... + 45115.

It is an arithmetic number, because the mean of its divisors is an integer number (2495835).

Almost surely, 213131094 is an apocalyptic number.

13131094 is a deficient number, since it is larger than the sum of its proper divisors (6835586).

13131094 is an equidigital number, since it uses as much as digits as its factorization.

13131094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90014.

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 13131094 is about 3623.6851408476. The cubic root of 13131094 is about 235.9212008301.

The spelling of 13131094 in words is "thirteen million, one hundred thirty-one thousand, ninety-four".

Divisors: 1 2 73 146 89939 179878 6565547 13131094