Base | Representation |
---|---|
bin | 111101110010… |
… | …110101111111 |
3 | 1010110222220102 |
4 | 331302311333 |
5 | 13121332124 |
6 | 1335111315 |
7 | 254455343 |
oct | 75626577 |
9 | 33428812 |
10 | 16199039 |
11 | 916463a |
12 | 551253b |
13 | 348233c |
14 | 2219623 |
15 | 164eaae |
hex | f72d7f |
16199039 has 4 divisors (see below), whose sum is σ = 17051640. Its totient is φ = 15346440.
The previous prime is 16199033. The next prime is 16199041. The reversal of 16199039 is 93099161.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 93099161 = 353 ⋅263737.
It is a cyclic number.
It is not a de Polignac number, because 16199039 - 28 = 16198783 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 16198993 and 16199011.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (16199033) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 426272 + ... + 426309.
It is an arithmetic number, because the mean of its divisors is an integer number (4262910).
Almost surely, 216199039 is an apocalyptic number.
16199039 is a gapful number since it is divisible by the number (19) formed by its first and last digit.
16199039 is a deficient number, since it is larger than the sum of its proper divisors (852601).
16199039 is an equidigital number, since it uses as much as digits as its factorization.
16199039 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 852600.
The product of its (nonzero) digits is 13122, while the sum is 38.
The square root of 16199039 is about 4024.8029765443. The cubic root of 16199039 is about 253.0247961657.
The spelling of 16199039 in words is "sixteen million, one hundred ninety-nine thousand, thirty-nine".
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