Base | Representation |
---|---|
bin | 11000001000011… |
… | …00111100101101 |
3 | 112002220102021221 |
4 | 30010030330231 |
5 | 403310200310 |
6 | 32030423341 |
7 | 5005416460 |
oct | 1404147455 |
9 | 462812257 |
10 | 202428205 |
11 | a42a1341 |
12 | 57961b51 |
13 | 32c27605 |
14 | 1cc552d7 |
15 | 12b88ada |
hex | c10cf2d |
202428205 has 16 divisors (see below), whose sum is σ = 278006400. Its totient is φ = 138612672.
The previous prime is 202428179. The next prime is 202428211. The reversal of 202428205 is 502824202.
It is a cyclic number.
It is not a de Polignac number, because 202428205 - 27 = 202428077 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 202428205.
It is a congruent number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 23871 + ... + 31219.
It is an arithmetic number, because the mean of its divisors is an integer number (17375400).
Almost surely, 2202428205 is an apocalyptic number.
It is an amenable number.
202428205 is a deficient number, since it is larger than the sum of its proper divisors (75578195).
202428205 is an equidigital number, since it uses as much as digits as its factorization.
202428205 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8148.
The product of its (nonzero) digits is 2560, while the sum is 25.
The square root of 202428205 is about 14227.7266279613. The cubic root of 202428205 is about 587.1607384850.
The spelling of 202428205 in words is "two hundred two million, four hundred twenty-eight thousand, two hundred five".
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