Base | Representation |
---|---|
bin | 1100001010010… |
… | …11010001100111 |
3 | 21002222011101220 |
4 | 12011023101213 |
5 | 202104121244 |
6 | 14042351423 |
7 | 2346104661 |
oct | 605132147 |
9 | 232864356 |
10 | 102020199 |
11 | 52651316 |
12 | 2a1bb573 |
13 | 181a01a8 |
14 | d799531 |
15 | 8e53319 |
hex | 614b467 |
102020199 has 8 divisors (see below), whose sum is σ = 136091760. Its totient is φ = 67981056.
The previous prime is 102020189. The next prime is 102020227. The reversal of 102020199 is 991020201.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 102020199 - 24 = 102020183 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102020119) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 567 + ... + 14295.
It is an arithmetic number, because the mean of its divisors is an integer number (17011470).
Almost surely, 2102020199 is an apocalyptic number.
102020199 is a deficient number, since it is larger than the sum of its proper divisors (34071561).
102020199 is a wasteful number, since it uses less digits than its factorization.
102020199 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16209.
The product of its (nonzero) digits is 324, while the sum is 24.
The square root of 102020199 is about 10100.5048883707. The cubic root of 102020199 is about 467.2637127502.
The spelling of 102020199 in words is "one hundred two million, twenty thousand, one hundred ninety-nine".
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