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13210189 = 67712777
BaseRepresentation
bin110010011001…
…001001001101
3220212010222021
4302121021031
511340211224
61151050141
7220166446
oct62311115
926763867
1013210189
117503013
124510951
132976aa5
141a7c2cd
15125e1e4
hexc9924d

13210189 has 8 divisors (see below), whose sum is σ = 13601088. Its totient is φ = 12825120.

The previous prime is 13210177. The next prime is 13210213. The reversal of 13210189 is 98101231.

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

It is a cyclic number.

It is not a de Polignac number, because 13210189 - 213 = 13201997 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 (13210129) 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 7 ways as a sum of consecutive naturals, for example, 3369 + ... + 6145.

It is an arithmetic number, because the mean of its divisors is an integer number (1700136).

Almost surely, 213210189 is an apocalyptic number.

It is an amenable number.

13210189 is a deficient number, since it is larger than the sum of its proper divisors (390899).

13210189 is an equidigital number, since it uses as much as digits as its factorization.

13210189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2915.

The product of its (nonzero) digits is 432, while the sum is 25.

The square root of 13210189 is about 3634.5823694064. The cubic root of 13210189 is about 236.3939424965.

The spelling of 13210189 in words is "thirteen million, two hundred ten thousand, one hundred eighty-nine".

Divisors: 1 67 71 2777 4757 186059 197167 13210189