Base | Representation |
---|---|
bin | 110010010100… |
… | …100000011110 |
3 | 220211011220220 |
4 | 302110200132 |
5 | 11334104243 |
6 | 1150422210 |
7 | 220060206 |
oct | 62244036 |
9 | 26734826 |
10 | 13191198 |
11 | 749a819 |
12 | 4501966 |
13 | 296b257 |
14 | 1a75406 |
15 | 1258783 |
hex | c9481e |
13191198 has 8 divisors (see below), whose sum is σ = 26382408. Its totient is φ = 4397064.
The previous prime is 13191179. The next prime is 13191229. The reversal of 13191198 is 89119131.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
13191198 is an admirable number.
It is a Curzon number.
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, 1099261 + ... + 1099272.
It is an arithmetic number, because the mean of its divisors is an integer number (3297801).
Almost surely, 213191198 is an apocalyptic number.
13191198 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13191198 is a wasteful number, since it uses less digits than its factorization.
13191198 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2198538.
The product of its digits is 1944, while the sum is 33.
The square root of 13191198 is about 3631.9688875319. The cubic root of 13191198 is about 236.2806079993.
The spelling of 13191198 in words is "thirteen million, one hundred ninety-one thousand, one hundred ninety-eight".
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