Base | Representation |
---|---|
bin | 111001100010… |
… | …0110010000000 |
3 | 2002202121011121 |
4 | 1303010302000 |
5 | 30210304034 |
6 | 2554322024 |
7 | 514256641 |
oct | 163046200 |
9 | 62677147 |
10 | 30166144 |
11 | 160342a8 |
12 | a129314 |
13 | 63327b8 |
14 | 40136c8 |
15 | 29ad1b4 |
hex | 1cc4c80 |
30166144 has 16 divisors (see below), whose sum is σ = 60096870. Its totient is φ = 15083008.
The previous prime is 30166139. The next prime is 30166153. The reversal of 30166144 is 44166103.
It can be written as a sum of positive squares in only one way, i.e., 25806400 + 4359744 = 5080^2 + 2088^2 .
It is a tau number, because it is divible by the number of its divisors (16).
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117709 + ... + 117964.
Almost surely, 230166144 is an apocalyptic number.
It is an amenable number.
30166144 is a deficient number, since it is larger than the sum of its proper divisors (29930726).
30166144 is an equidigital number, since it uses as much as digits as its factorization.
30166144 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 235687 (or 235675 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 25.
The square root of 30166144 is about 5492.3714368203. The cubic root of 30166144 is about 311.2958038643.
The spelling of 30166144 in words is "thirty million, one hundred sixty-six thousand, one hundred forty-four".
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