Base | Representation |
---|---|
bin | 10110011110001… |
… | …00100010101101 |
3 | 111010200210120201 |
4 | 23033010202231 |
5 | 341224001031 |
6 | 30412113501 |
7 | 4446140044 |
oct | 1317044255 |
9 | 433623521 |
10 | 188500141 |
11 | 97448a45 |
12 | 53165891 |
13 | 3008bb5b |
14 | 1b06b55b |
15 | 11836d61 |
hex | b3c48ad |
188500141 has 2 divisors, whose sum is σ = 188500142. Its totient is φ = 188500140.
The previous prime is 188500133. The next prime is 188500153. The reversal of 188500141 is 141005881.
188500141 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 133888041 + 54612100 = 11571^2 + 7390^2 .
It is an emirp because it is prime and its reverse (141005881) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 188500141 - 23 = 188500133 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (188503141) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94250070 + 94250071.
It is an arithmetic number, because the mean of its divisors is an integer number (94250071).
Almost surely, 2188500141 is an apocalyptic number.
It is an amenable number.
188500141 is a deficient number, since it is larger than the sum of its proper divisors (1).
188500141 is an equidigital number, since it uses as much as digits as its factorization.
188500141 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1280, while the sum is 28.
The square root of 188500141 is about 13729.5353526622. The cubic root of 188500141 is about 573.3729844204.
The spelling of 188500141 in words is "one hundred eighty-eight million, five hundred thousand, one hundred forty-one".
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