Base | Representation |
---|---|
bin | 111001100000… |
… | …0011000111100 |
3 | 2002201200111101 |
4 | 1303000120330 |
5 | 30204220111 |
6 | 2554102444 |
7 | 514153333 |
oct | 163003074 |
9 | 62650441 |
10 | 30148156 |
11 | 16021835 |
12 | a11aa24 |
13 | 632755c |
14 | 400ad1a |
15 | 29a7bc1 |
hex | 1cc063c |
30148156 has 12 divisors (see below), whose sum is σ = 52966368. Its totient is φ = 15014912.
The previous prime is 30148141. The next prime is 30148169. The reversal of 30148156 is 65184103.
It is a super-2 number, since 2×301481562 = 1817822620400672, which contains 22 as substring.
It is a zygodrome in base 2.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13636 + ... + 15691.
It is an arithmetic number, because the mean of its divisors is an integer number (4413864).
Almost surely, 230148156 is an apocalyptic number.
It is an amenable number.
30148156 is a deficient number, since it is larger than the sum of its proper divisors (22818212).
30148156 is a wasteful number, since it uses less digits than its factorization.
30148156 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29588 (or 29586 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 28.
The square root of 30148156 is about 5490.7336486120. The cubic root of 30148156 is about 311.2339165789.
The spelling of 30148156 in words is "thirty million, one hundred forty-eight thousand, one hundred fifty-six".
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