Base | Representation |
---|---|
bin | 10110100001110… |
… | …01110000000101 |
3 | 111011121012010202 |
4 | 23100321300011 |
5 | 341334331404 |
6 | 30430300245 |
7 | 4453206524 |
oct | 1320716005 |
9 | 434535122 |
10 | 188980229 |
11 | 97746709 |
12 | 53357685 |
13 | 301c9529 |
14 | 1b1544bb |
15 | 118ce21e |
hex | b439c05 |
188980229 has 2 divisors, whose sum is σ = 188980230. Its totient is φ = 188980228.
The previous prime is 188980219. The next prime is 188980241. The reversal of 188980229 is 922089881.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 132204004 + 56776225 = 11498^2 + 7535^2 .
It is a cyclic number.
It is not a de Polignac number, because 188980229 - 212 = 188976133 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (188980219) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94490114 + 94490115.
It is an arithmetic number, because the mean of its divisors is an integer number (94490115).
Almost surely, 2188980229 is an apocalyptic number.
It is an amenable number.
188980229 is a deficient number, since it is larger than the sum of its proper divisors (1).
188980229 is an equidigital number, since it uses as much as digits as its factorization.
188980229 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 165888, while the sum is 47.
The square root of 188980229 is about 13747.0080017435. The cubic root of 188980229 is about 573.8593432543.
The spelling of 188980229 in words is "one hundred eighty-eight million, nine hundred eighty thousand, two hundred twenty-nine".
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