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13114789 = 13994351
BaseRepresentation
bin110010000001…
…110110100101
3220200022002221
4302001312211
511324133124
61145032341
7216321352
oct62016645
926608087
1013114789
117448376
1244856b1
13294253c
141a55629
151240ce4
hexc81da5

13114789 has 4 divisors (see below), whose sum is σ = 13209280. Its totient is φ = 13020300.

The previous prime is 13114763. The next prime is 13114799. The reversal of 13114789 is 98741131.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13114789 - 211 = 13112741 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 (13114709) by changing a digit.

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, 47037 + ... + 47314.

It is an arithmetic number, because the mean of its divisors is an integer number (3302320).

Almost surely, 213114789 is an apocalyptic number.

It is an amenable number.

13114789 is a deficient number, since it is larger than the sum of its proper divisors (94491).

13114789 is an equidigital number, since it uses as much as digits as its factorization.

13114789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94490.

The product of its digits is 6048, while the sum is 34.

The square root of 13114789 is about 3621.4346604626. The cubic root of 13114789 is about 235.8235118780.

The spelling of 13114789 in words is "thirteen million, one hundred fourteen thousand, seven hundred eighty-nine".

Divisors: 1 139 94351 13114789