Base | Representation |
---|---|
bin | 10011110101101… |
… | …00011100111101 |
3 | 102121010201021201 |
4 | 21322310130331 |
5 | 320100223031 |
6 | 24302455501 |
7 | 4060332265 |
oct | 1172643475 |
9 | 377121251 |
10 | 166414141 |
11 | 85a33453 |
12 | 47894591 |
13 | 2862810a |
14 | 1815c7a5 |
15 | e922d61 |
hex | 9eb473d |
166414141 has 6 divisors (see below), whose sum is σ = 175634142. Its totient is φ = 157655160.
The previous prime is 166414111. The next prime is 166414153. The reversal of 166414141 is 141414661.
It can be written as a sum of positive squares in only one way, i.e., 115648516 + 50765625 = 10754^2 + 7125^2 .
It is not a de Polignac number, because 166414141 - 25 = 166414109 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (166414111) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 230130 + ... + 230851.
It is an arithmetic number, because the mean of its divisors is an integer number (29272357).
Almost surely, 2166414141 is an apocalyptic number.
It is an amenable number.
166414141 is a deficient number, since it is larger than the sum of its proper divisors (9220001).
166414141 is an equidigital number, since it uses as much as digits as its factorization.
166414141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 461019 (or 461000 counting only the distinct ones).
The product of its digits is 2304, while the sum is 28.
The square root of 166414141 is about 12900.1605028775. The cubic root of 166414141 is about 550.0431271967.
The spelling of 166414141 in words is "one hundred sixty-six million, four hundred fourteen thousand, one hundred forty-one".
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